Home / 83,544.28-115,291.24-45,818.80

Finding the Fourth Proportional to 83,544.28, 115,291.24 and 45,818.80

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Solution

The fourth proportional to 83,544.28, 115,291.24 and 45,818.80 is: 63,230.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,544.28 : 115,291.24 = 45,818.80 : x
  2. Step 2: Convert to fraction form
    83,544.28/115,291.24 = 45,818.80/x
  3. Step 3: Cross multiply
    83,544.28x = 115,291.24 × 45,818.80
  4. Step 4: Simplify right side
    83,544.28x = 5,282,506,267.31
  5. Step 5: Solve for x
    x = 5,282,506,267.31/83,544.28
  6. Step 6: Final answer
    x = 63,230.02

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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.