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Finding the Fourth Proportional to 157,491.92, 236,104.08 and 73,300.98

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Solution

The fourth proportional to 157,491.92, 236,104.08 and 73,300.98 is: 109,889.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,491.92 : 236,104.08 = 73,300.98 : x
  2. Step 2: Convert to fraction form
    157,491.92/236,104.08 = 73,300.98/x
  3. Step 3: Cross multiply
    157,491.92x = 236,104.08 × 73,300.98
  4. Step 4: Simplify right side
    157,491.92x = 17,306,660,446.00
  5. Step 5: Solve for x
    x = 17,306,660,446.00/157,491.92
  6. Step 6: Final answer
    x = 109,889.20

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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.