Home / 127,534.88-176,017.38-73,854.96

Finding the Fourth Proportional to 127,534.88, 176,017.38 and 73,854.96

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Solution

The fourth proportional to 127,534.88, 176,017.38 and 73,854.96 is: 101,930.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,534.88 : 176,017.38 = 73,854.96 : x
  2. Step 2: Convert to fraction form
    127,534.88/176,017.38 = 73,854.96/x
  3. Step 3: Cross multiply
    127,534.88x = 176,017.38 × 73,854.96
  4. Step 4: Simplify right side
    127,534.88x = 12,999,756,559.20
  5. Step 5: Solve for x
    x = 12,999,756,559.20/127,534.88
  6. Step 6: Final answer
    x = 101,930.99

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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.