Home / 62,180.31-85,784.47-38,265.46

Finding the Fourth Proportional to 62,180.31, 85,784.47 and 38,265.46

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Solution

The fourth proportional to 62,180.31, 85,784.47 and 38,265.46 is: 52,791.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,180.31 : 85,784.47 = 38,265.46 : x
  2. Step 2: Convert to fraction form
    62,180.31/85,784.47 = 38,265.46/x
  3. Step 3: Cross multiply
    62,180.31x = 85,784.47 × 38,265.46
  4. Step 4: Simplify right side
    62,180.31x = 3,282,582,377.82
  5. Step 5: Solve for x
    x = 3,282,582,377.82/62,180.31
  6. Step 6: Final answer
    x = 52,791.35

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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.