Home / 52,545.50-78,830.12-17,486.54

Finding the Fourth Proportional to 52,545.50, 78,830.12 and 17,486.54

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Solution

The fourth proportional to 52,545.50, 78,830.12 and 17,486.54 is: 26,233.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,545.50 : 78,830.12 = 17,486.54 : x
  2. Step 2: Convert to fraction form
    52,545.50/78,830.12 = 17,486.54/x
  3. Step 3: Cross multiply
    52,545.50x = 78,830.12 × 17,486.54
  4. Step 4: Simplify right side
    52,545.50x = 1,378,465,696.15
  5. Step 5: Solve for x
    x = 1,378,465,696.15/52,545.50
  6. Step 6: Final answer
    x = 26,233.76

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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.