Home / 152,375.80-228,711.42-73,545.40

Finding the Fourth Proportional to 152,375.80, 228,711.42 and 73,545.40

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Solution

The fourth proportional to 152,375.80, 228,711.42 and 73,545.40 is: 110,389.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,375.80 : 228,711.42 = 73,545.40 : x
  2. Step 2: Convert to fraction form
    152,375.80/228,711.42 = 73,545.40/x
  3. Step 3: Cross multiply
    152,375.80x = 228,711.42 × 73,545.40
  4. Step 4: Simplify right side
    152,375.80x = 16,820,672,868.47
  5. Step 5: Solve for x
    x = 16,820,672,868.47/152,375.80
  6. Step 6: Final answer
    x = 110,389.40

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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.