Home / 49,601.70-74,402.55-45,800.10

Finding the Fourth Proportional to 49,601.70, 74,402.55 and 45,800.10

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Solution

The fourth proportional to 49,601.70, 74,402.55 and 45,800.10 is: 68,700.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,601.70 : 74,402.55 = 45,800.10 : x
  2. Step 2: Convert to fraction form
    49,601.70/74,402.55 = 45,800.10/x
  3. Step 3: Cross multiply
    49,601.70x = 74,402.55 × 45,800.10
  4. Step 4: Simplify right side
    49,601.70x = 3,407,644,230.26
  5. Step 5: Solve for x
    x = 3,407,644,230.26/49,601.70
  6. Step 6: Final answer
    x = 68,700.15

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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.