Home / 127,530.94-175,994.18-73,082.04

Finding the Fourth Proportional to 127,530.94, 175,994.18 and 73,082.04

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Solution

The fourth proportional to 127,530.94, 175,994.18 and 73,082.04 is: 100,854.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,530.94 : 175,994.18 = 73,082.04 : x
  2. Step 2: Convert to fraction form
    127,530.94/175,994.18 = 73,082.04/x
  3. Step 3: Cross multiply
    127,530.94x = 175,994.18 × 73,082.04
  4. Step 4: Simplify right side
    127,530.94x = 12,862,013,702.53
  5. Step 5: Solve for x
    x = 12,862,013,702.53/127,530.94
  6. Step 6: Final answer
    x = 100,854.06

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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.