Home / 61,593.12-85,011.69-38,917.71

Finding the Fourth Proportional to 61,593.12, 85,011.69 and 38,917.71

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Solution

The fourth proportional to 61,593.12, 85,011.69 and 38,917.71 is: 53,714.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,593.12 : 85,011.69 = 38,917.71 : x
  2. Step 2: Convert to fraction form
    61,593.12/85,011.69 = 38,917.71/x
  3. Step 3: Cross multiply
    61,593.12x = 85,011.69 × 38,917.71
  4. Step 4: Simplify right side
    61,593.12x = 3,308,460,298.03
  5. Step 5: Solve for x
    x = 3,308,460,298.03/61,593.12
  6. Step 6: Final answer
    x = 53,714.77

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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.