Home / 124,963.04-172,446.36-68,373.20

Finding the Fourth Proportional to 124,963.04, 172,446.36 and 68,373.20

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Solution

The fourth proportional to 124,963.04, 172,446.36 and 68,373.20 is: 94,353.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,963.04 : 172,446.36 = 68,373.20 : x
  2. Step 2: Convert to fraction form
    124,963.04/172,446.36 = 68,373.20/x
  3. Step 3: Cross multiply
    124,963.04x = 172,446.36 × 68,373.20
  4. Step 4: Simplify right side
    124,963.04x = 11,790,709,461.55
  5. Step 5: Solve for x
    x = 11,790,709,461.55/124,963.04
  6. Step 6: Final answer
    x = 94,353.57

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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.