Home / 113,921.25-157,210.67-62,937.50

Finding the Fourth Proportional to 113,921.25, 157,210.67 and 62,937.50

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Solution

The fourth proportional to 113,921.25, 157,210.67 and 62,937.50 is: 86,853.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,921.25 : 157,210.67 = 62,937.50 : x
  2. Step 2: Convert to fraction form
    113,921.25/157,210.67 = 62,937.50/x
  3. Step 3: Cross multiply
    113,921.25x = 157,210.67 × 62,937.50
  4. Step 4: Simplify right side
    113,921.25x = 9,894,445,442.38
  5. Step 5: Solve for x
    x = 9,894,445,442.38/113,921.25
  6. Step 6: Final answer
    x = 86,853.38

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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.