Home / 49,571.16-74,000.17-42,474.75

Finding the Fourth Proportional to 49,571.16, 74,000.17 and 42,474.75

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Solution

The fourth proportional to 49,571.16, 74,000.17 and 42,474.75 is: 63,406.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,571.16 : 74,000.17 = 42,474.75 : x
  2. Step 2: Convert to fraction form
    49,571.16/74,000.17 = 42,474.75/x
  3. Step 3: Cross multiply
    49,571.16x = 74,000.17 × 42,474.75
  4. Step 4: Simplify right side
    49,571.16x = 3,143,138,614.52
  5. Step 5: Solve for x
    x = 3,143,138,614.52/49,571.16
  6. Step 6: Final answer
    x = 63,406.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.