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Finding the Fourth Proportional to 153,325.34, 229,838.54 and 73,342.38

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Solution

The fourth proportional to 153,325.34, 229,838.54 and 73,342.38 is: 109,942.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,325.34 : 229,838.54 = 73,342.38 : x
  2. Step 2: Convert to fraction form
    153,325.34/229,838.54 = 73,342.38/x
  3. Step 3: Cross multiply
    153,325.34x = 229,838.54 × 73,342.38
  4. Step 4: Simplify right side
    153,325.34x = 16,856,905,172.61
  5. Step 5: Solve for x
    x = 16,856,905,172.61/153,325.34
  6. Step 6: Final answer
    x = 109,942.07

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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.