Home / 157,538.90-236,481.15-98,441.30

Finding the Fourth Proportional to 157,538.90, 236,481.15 and 98,441.30

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Solution

The fourth proportional to 157,538.90, 236,481.15 and 98,441.30 is: 147,769.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,538.90 : 236,481.15 = 98,441.30 : x
  2. Step 2: Convert to fraction form
    157,538.90/236,481.15 = 98,441.30/x
  3. Step 3: Cross multiply
    157,538.90x = 236,481.15 × 98,441.30
  4. Step 4: Simplify right side
    157,538.90x = 23,279,511,831.50
  5. Step 5: Solve for x
    x = 23,279,511,831.50/157,538.90
  6. Step 6: Final answer
    x = 147,769.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.