Home / 39,150.17-54,026.48-22,154.11

Finding the Fourth Proportional to 39,150.17, 54,026.48 and 22,154.11

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Solution

The fourth proportional to 39,150.17, 54,026.48 and 22,154.11 is: 30,572.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,150.17 : 54,026.48 = 22,154.11 : x
  2. Step 2: Convert to fraction form
    39,150.17/54,026.48 = 22,154.11/x
  3. Step 3: Cross multiply
    39,150.17x = 54,026.48 × 22,154.11
  4. Step 4: Simplify right side
    39,150.17x = 1,196,908,580.83
  5. Step 5: Solve for x
    x = 1,196,908,580.83/39,150.17
  6. Step 6: Final answer
    x = 30,572.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.