Home / 39,130.14-58,694.63-27,111.20

Finding the Fourth Proportional to 39,130.14, 58,694.63 and 27,111.20

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Solution

The fourth proportional to 39,130.14, 58,694.63 and 27,111.20 is: 40,666.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,130.14 : 58,694.63 = 27,111.20 : x
  2. Step 2: Convert to fraction form
    39,130.14/58,694.63 = 27,111.20/x
  3. Step 3: Cross multiply
    39,130.14x = 58,694.63 × 27,111.20
  4. Step 4: Simplify right side
    39,130.14x = 1,591,281,852.86
  5. Step 5: Solve for x
    x = 1,591,281,852.86/39,130.14
  6. Step 6: Final answer
    x = 40,666.40

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.