Home / 42,716.80-63,902.40-37,532.80

Finding the Fourth Proportional to 42,716.80, 63,902.40 and 37,532.80

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Solution

The fourth proportional to 42,716.80, 63,902.40 and 37,532.80 is: 56,147.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,716.80 : 63,902.40 = 37,532.80 : x
  2. Step 2: Convert to fraction form
    42,716.80/63,902.40 = 37,532.80/x
  3. Step 3: Cross multiply
    42,716.80x = 63,902.40 × 37,532.80
  4. Step 4: Simplify right side
    42,716.80x = 2,398,435,998.72
  5. Step 5: Solve for x
    x = 2,398,435,998.72/42,716.80
  6. Step 6: Final answer
    x = 56,147.37

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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.