Home / 156,735.40-216,299.14-92,209.18

Finding the Fourth Proportional to 156,735.40, 216,299.14 and 92,209.18

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Solution

The fourth proportional to 156,735.40, 216,299.14 and 92,209.18 is: 127,251.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,735.40 : 216,299.14 = 92,209.18 : x
  2. Step 2: Convert to fraction form
    156,735.40/216,299.14 = 92,209.18/x
  3. Step 3: Cross multiply
    156,735.40x = 216,299.14 × 92,209.18
  4. Step 4: Simplify right side
    156,735.40x = 19,944,766,334.11
  5. Step 5: Solve for x
    x = 19,944,766,334.11/156,735.40
  6. Step 6: Final answer
    x = 127,251.19

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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.