Home / 45,123.20-62,270.40-24,979.52

Finding the Fourth Proportional to 45,123.20, 62,270.40 and 24,979.52

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Solution

The fourth proportional to 45,123.20, 62,270.40 and 24,979.52 is: 34,471.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,123.20 : 62,270.40 = 24,979.52 : x
  2. Step 2: Convert to fraction form
    45,123.20/62,270.40 = 24,979.52/x
  3. Step 3: Cross multiply
    45,123.20x = 62,270.40 × 24,979.52
  4. Step 4: Simplify right side
    45,123.20x = 1,555,484,702.21
  5. Step 5: Solve for x
    x = 1,555,484,702.21/45,123.20
  6. Step 6: Final answer
    x = 34,471.95

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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.