Home / 38,691.77-53,406.03-25,265.09

Finding the Fourth Proportional to 38,691.77, 53,406.03 and 25,265.09

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Solution

The fourth proportional to 38,691.77, 53,406.03 and 25,265.09 is: 34,873.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,691.77 : 53,406.03 = 25,265.09 : x
  2. Step 2: Convert to fraction form
    38,691.77/53,406.03 = 25,265.09/x
  3. Step 3: Cross multiply
    38,691.77x = 53,406.03 × 25,265.09
  4. Step 4: Simplify right side
    38,691.77x = 1,349,307,887.46
  5. Step 5: Solve for x
    x = 1,349,307,887.46/38,691.77
  6. Step 6: Final answer
    x = 34,873.26

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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.