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Finding the Fourth Proportional to 104,715.52, 157,096.32 and 49,373.44

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Solution

The fourth proportional to 104,715.52, 157,096.32 and 49,373.44 is: 74,071.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,715.52 : 157,096.32 = 49,373.44 : x
  2. Step 2: Convert to fraction form
    104,715.52/157,096.32 = 49,373.44/x
  3. Step 3: Cross multiply
    104,715.52x = 157,096.32 × 49,373.44
  4. Step 4: Simplify right side
    104,715.52x = 7,756,385,729.74
  5. Step 5: Solve for x
    x = 7,756,385,729.74/104,715.52
  6. Step 6: Final answer
    x = 74,071.02

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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.