Home / 113,948.57-157,248.42-62,964.81

Finding the Fourth Proportional to 113,948.57, 157,248.42 and 62,964.81

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Solution

The fourth proportional to 113,948.57, 157,248.42 and 62,964.81 is: 86,891.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,948.57 : 157,248.42 = 62,964.81 : x
  2. Step 2: Convert to fraction form
    113,948.57/157,248.42 = 62,964.81/x
  3. Step 3: Cross multiply
    113,948.57x = 157,248.42 × 62,964.81
  4. Step 4: Simplify right side
    113,948.57x = 9,901,116,888.10
  5. Step 5: Solve for x
    x = 9,901,116,888.10/113,948.57
  6. Step 6: Final answer
    x = 86,891.11

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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.