Home / 83,562.77-115,316.02-45,322.20

Finding the Fourth Proportional to 83,562.77, 115,316.02 and 45,322.20

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Solution

The fourth proportional to 83,562.77, 115,316.02 and 45,322.20 is: 62,544.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,562.77 : 115,316.02 = 45,322.20 : x
  2. Step 2: Convert to fraction form
    83,562.77/115,316.02 = 45,322.20/x
  3. Step 3: Cross multiply
    83,562.77x = 115,316.02 × 45,322.20
  4. Step 4: Simplify right side
    83,562.77x = 5,226,375,778.30
  5. Step 5: Solve for x
    x = 5,226,375,778.30/83,562.77
  6. Step 6: Final answer
    x = 62,544.31

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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.