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Finding the Fourth Proportional to 176,031.20, 264,071.10 and 63,684.20

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Solution

The fourth proportional to 176,031.20, 264,071.10 and 63,684.20 is: 95,535.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,031.20 : 264,071.10 = 63,684.20 : x
  2. Step 2: Convert to fraction form
    176,031.20/264,071.10 = 63,684.20/x
  3. Step 3: Cross multiply
    176,031.20x = 264,071.10 × 63,684.20
  4. Step 4: Simplify right side
    176,031.20x = 16,817,156,746.62
  5. Step 5: Solve for x
    x = 16,817,156,746.62/176,031.20
  6. Step 6: Final answer
    x = 95,535.09

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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.