Home / 42,142.75-58,158.77-24,237.78

Finding the Fourth Proportional to 42,142.75, 58,158.77 and 24,237.78

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Solution

The fourth proportional to 42,142.75, 58,158.77 and 24,237.78 is: 33,449.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,142.75 : 58,158.77 = 24,237.78 : x
  2. Step 2: Convert to fraction form
    42,142.75/58,158.77 = 24,237.78/x
  3. Step 3: Cross multiply
    42,142.75x = 58,158.77 × 24,237.78
  4. Step 4: Simplify right side
    42,142.75x = 1,409,639,133.05
  5. Step 5: Solve for x
    x = 1,409,639,133.05/42,142.75
  6. Step 6: Final answer
    x = 33,449.15

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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.