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Finding the Fourth Proportional to 104,714.64, 157,102.92 and 60,373.20

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Solution

The fourth proportional to 104,714.64, 157,102.92 and 60,373.20 is: 90,577.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,714.64 : 157,102.92 = 60,373.20 : x
  2. Step 2: Convert to fraction form
    104,714.64/157,102.92 = 60,373.20/x
  3. Step 3: Cross multiply
    104,714.64x = 157,102.92 × 60,373.20
  4. Step 4: Simplify right side
    104,714.64x = 9,484,806,009.74
  5. Step 5: Solve for x
    x = 9,484,806,009.74/104,714.64
  6. Step 6: Final answer
    x = 90,577.65

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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.