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Finding the Fourth Proportional to 152,397.99, 228,612.03 and 52,545.03

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Solution

The fourth proportional to 152,397.99, 228,612.03 and 52,545.03 is: 78,822.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,397.99 : 228,612.03 = 52,545.03 : x
  2. Step 2: Convert to fraction form
    152,397.99/228,612.03 = 52,545.03/x
  3. Step 3: Cross multiply
    152,397.99x = 228,612.03 × 52,545.03
  4. Step 4: Simplify right side
    152,397.99x = 12,012,425,974.71
  5. Step 5: Solve for x
    x = 12,012,425,974.71/152,397.99
  6. Step 6: Final answer
    x = 78,822.73

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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.