Home / 126,517.11-174,597.30-69,159.60

Finding the Fourth Proportional to 126,517.11, 174,597.30 and 69,159.60

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Solution

The fourth proportional to 126,517.11, 174,597.30 and 69,159.60 is: 95,442.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,517.11 : 174,597.30 = 69,159.60 : x
  2. Step 2: Convert to fraction form
    126,517.11/174,597.30 = 69,159.60/x
  3. Step 3: Cross multiply
    126,517.11x = 174,597.30 × 69,159.60
  4. Step 4: Simplify right side
    126,517.11x = 12,075,079,429.08
  5. Step 5: Solve for x
    x = 12,075,079,429.08/126,517.11
  6. Step 6: Final answer
    x = 95,442.26

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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.