Home / 113,819.54-157,071.38-62,832.65

Finding the Fourth Proportional to 113,819.54, 157,071.38 and 62,832.65

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Solution

The fourth proportional to 113,819.54, 157,071.38 and 62,832.65 is: 86,709.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,819.54 : 157,071.38 = 62,832.65 : x
  2. Step 2: Convert to fraction form
    113,819.54/157,071.38 = 62,832.65/x
  3. Step 3: Cross multiply
    113,819.54x = 157,071.38 × 62,832.65
  4. Step 4: Simplify right side
    113,819.54x = 9,869,209,945.04
  5. Step 5: Solve for x
    x = 9,869,209,945.04/113,819.54
  6. Step 6: Final answer
    x = 86,709.28

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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.