Home / 39,397.77-54,598.93-38,650.14

Finding the Fourth Proportional to 39,397.77, 54,598.93 and 38,650.14

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Solution

The fourth proportional to 39,397.77, 54,598.93 and 38,650.14 is: 53,562.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,397.77 : 54,598.93 = 38,650.14 : x
  2. Step 2: Convert to fraction form
    39,397.77/54,598.93 = 38,650.14/x
  3. Step 3: Cross multiply
    39,397.77x = 54,598.93 × 38,650.14
  4. Step 4: Simplify right side
    39,397.77x = 2,110,256,288.35
  5. Step 5: Solve for x
    x = 2,110,256,288.35/39,397.77
  6. Step 6: Final answer
    x = 53,562.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.