Home / 42,249.60-58,417.20-37,000.80

Finding the Fourth Proportional to 42,249.60, 58,417.20 and 37,000.80

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Solution

The fourth proportional to 42,249.60, 58,417.20 and 37,000.80 is: 51,159.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,249.60 : 58,417.20 = 37,000.80 : x
  2. Step 2: Convert to fraction form
    42,249.60/58,417.20 = 37,000.80/x
  3. Step 3: Cross multiply
    42,249.60x = 58,417.20 × 37,000.80
  4. Step 4: Simplify right side
    42,249.60x = 2,161,483,133.76
  5. Step 5: Solve for x
    x = 2,161,483,133.76/42,249.60
  6. Step 6: Final answer
    x = 51,159.85

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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.