Home / 45,279.78-62,545.95-37,750.74

Finding the Fourth Proportional to 45,279.78, 62,545.95 and 37,750.74

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Solution

The fourth proportional to 45,279.78, 62,545.95 and 37,750.74 is: 52,145.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,279.78 : 62,545.95 = 37,750.74 : x
  2. Step 2: Convert to fraction form
    45,279.78/62,545.95 = 37,750.74/x
  3. Step 3: Cross multiply
    45,279.78x = 62,545.95 × 37,750.74
  4. Step 4: Simplify right side
    45,279.78x = 2,361,155,896.50
  5. Step 5: Solve for x
    x = 2,361,155,896.50/45,279.78
  6. Step 6: Final answer
    x = 52,145.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.