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Finding the Fourth Proportional to 62,545.40, 93,823.02 and 18,172.92

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Solution

The fourth proportional to 62,545.40, 93,823.02 and 18,172.92 is: 27,260.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,545.40 : 93,823.02 = 18,172.92 : x
  2. Step 2: Convert to fraction form
    62,545.40/93,823.02 = 18,172.92/x
  3. Step 3: Cross multiply
    62,545.40x = 93,823.02 × 18,172.92
  4. Step 4: Simplify right side
    62,545.40x = 1,705,038,236.62
  5. Step 5: Solve for x
    x = 1,705,038,236.62/62,545.40
  6. Step 6: Final answer
    x = 27,260.81

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1.5x scale

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.