Home / 113,787.48-157,023.75-62,799.52

Finding the Fourth Proportional to 113,787.48, 157,023.75 and 62,799.52

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Solution

The fourth proportional to 113,787.48, 157,023.75 and 62,799.52 is: 86,661.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,787.48 : 157,023.75 = 62,799.52 : x
  2. Step 2: Convert to fraction form
    113,787.48/157,023.75 = 62,799.52/x
  3. Step 3: Cross multiply
    113,787.48x = 157,023.75 × 62,799.52
  4. Step 4: Simplify right side
    113,787.48x = 9,861,016,128.60
  5. Step 5: Solve for x
    x = 9,861,016,128.60/113,787.48
  6. Step 6: Final answer
    x = 86,661.70

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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.