Home / 113,812.92-157,047.34-63,514.04

Finding the Fourth Proportional to 113,812.92, 157,047.34 and 63,514.04

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Solution

The fourth proportional to 113,812.92, 157,047.34 and 63,514.04 is: 87,641.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,812.92 : 157,047.34 = 63,514.04 : x
  2. Step 2: Convert to fraction form
    113,812.92/157,047.34 = 63,514.04/x
  3. Step 3: Cross multiply
    113,812.92x = 157,047.34 × 63,514.04
  4. Step 4: Simplify right side
    113,812.92x = 9,974,711,034.65
  5. Step 5: Solve for x
    x = 9,974,711,034.65/113,812.92
  6. Step 6: Final answer
    x = 87,641.29

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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.