Home / 75,313.30-112,937.55-37,858.90

Finding the Fourth Proportional to 75,313.30, 112,937.55 and 37,858.90

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Solution

The fourth proportional to 75,313.30, 112,937.55 and 37,858.90 is: 56,772.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,313.30 : 112,937.55 = 37,858.90 : x
  2. Step 2: Convert to fraction form
    75,313.30/112,937.55 = 37,858.90/x
  3. Step 3: Cross multiply
    75,313.30x = 112,937.55 × 37,858.90
  4. Step 4: Simplify right side
    75,313.30x = 4,275,691,411.70
  5. Step 5: Solve for x
    x = 4,275,691,411.70/75,313.30
  6. Step 6: Final answer
    x = 56,772.06

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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.