Home / 83,374.24-115,056.48-45,650.88

Finding the Fourth Proportional to 83,374.24, 115,056.48 and 45,650.88

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Solution

The fourth proportional to 83,374.24, 115,056.48 and 45,650.88 is: 62,998.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,374.24 : 115,056.48 = 45,650.88 : x
  2. Step 2: Convert to fraction form
    83,374.24/115,056.48 = 45,650.88/x
  3. Step 3: Cross multiply
    83,374.24x = 115,056.48 × 45,650.88
  4. Step 4: Simplify right side
    83,374.24x = 5,252,429,561.70
  5. Step 5: Solve for x
    x = 5,252,429,561.70/83,374.24
  6. Step 6: Final answer
    x = 62,998.23

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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.