Home / 83,765.60-115,597.42-45,525.15

Finding the Fourth Proportional to 83,765.60, 115,597.42 and 45,525.15

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Solution

The fourth proportional to 83,765.60, 115,597.42 and 45,525.15 is: 62,825.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,765.60 : 115,597.42 = 45,525.15 : x
  2. Step 2: Convert to fraction form
    83,765.60/115,597.42 = 45,525.15/x
  3. Step 3: Cross multiply
    83,765.60x = 115,597.42 × 45,525.15
  4. Step 4: Simplify right side
    83,765.60x = 5,262,589,554.55
  5. Step 5: Solve for x
    x = 5,262,589,554.55/83,765.60
  6. Step 6: Final answer
    x = 62,825.19

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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.