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Finding the Fourth Proportional to 165,885.30, 249,087.15 and 95,901.30

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Solution

The fourth proportional to 165,885.30, 249,087.15 and 95,901.30 is: 144,001.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,885.30 : 249,087.15 = 95,901.30 : x
  2. Step 2: Convert to fraction form
    165,885.30/249,087.15 = 95,901.30/x
  3. Step 3: Cross multiply
    165,885.30x = 249,087.15 × 95,901.30
  4. Step 4: Simplify right side
    165,885.30x = 23,887,781,498.30
  5. Step 5: Solve for x
    x = 23,887,781,498.30/165,885.30
  6. Step 6: Final answer
    x = 144,001.80

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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.