Home / 42,737.40-64,092.42-14,268.24

Finding the Fourth Proportional to 42,737.40, 64,092.42 and 14,268.24

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Solution

The fourth proportional to 42,737.40, 64,092.42 and 14,268.24 is: 21,397.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,737.40 : 64,092.42 = 14,268.24 : x
  2. Step 2: Convert to fraction form
    42,737.40/64,092.42 = 14,268.24/x
  3. Step 3: Cross multiply
    42,737.40x = 64,092.42 × 14,268.24
  4. Step 4: Simplify right side
    42,737.40x = 914,486,030.74
  5. Step 5: Solve for x
    x = 914,486,030.74/42,737.40
  6. Step 6: Final answer
    x = 21,397.79

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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.