Home / 63,113.24-87,080.70-38,577.77

Finding the Fourth Proportional to 63,113.24, 87,080.70 and 38,577.77

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Solution

The fourth proportional to 63,113.24, 87,080.70 and 38,577.77 is: 53,227.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,113.24 : 87,080.70 = 38,577.77 : x
  2. Step 2: Convert to fraction form
    63,113.24/87,080.70 = 38,577.77/x
  3. Step 3: Cross multiply
    63,113.24x = 87,080.70 × 38,577.77
  4. Step 4: Simplify right side
    63,113.24x = 3,359,379,251.85
  5. Step 5: Solve for x
    x = 3,359,379,251.85/63,113.24
  6. Step 6: Final answer
    x = 53,227.80

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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.