Home / 114,946.23-172,307.52-54,959.12

Finding the Fourth Proportional to 114,946.23, 172,307.52 and 54,959.12

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Solution

The fourth proportional to 114,946.23, 172,307.52 and 54,959.12 is: 82,385.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,946.23 : 172,307.52 = 54,959.12 : x
  2. Step 2: Convert to fraction form
    114,946.23/172,307.52 = 54,959.12/x
  3. Step 3: Cross multiply
    114,946.23x = 172,307.52 × 54,959.12
  4. Step 4: Simplify right side
    114,946.23x = 9,469,868,532.25
  5. Step 5: Solve for x
    x = 9,469,868,532.25/114,946.23
  6. Step 6: Final answer
    x = 82,385.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.