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Finding the Fourth Proportional to 152,614.98, 228,700.53 and 73,636.74

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Solution

The fourth proportional to 152,614.98, 228,700.53 and 73,636.74 is: 110,348.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,614.98 : 228,700.53 = 73,636.74 : x
  2. Step 2: Convert to fraction form
    152,614.98/228,700.53 = 73,636.74/x
  3. Step 3: Cross multiply
    152,614.98x = 228,700.53 × 73,636.74
  4. Step 4: Simplify right side
    152,614.98x = 16,840,761,465.47
  5. Step 5: Solve for x
    x = 16,840,761,465.47/152,614.98
  6. Step 6: Final answer
    x = 110,348.02

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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.