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Finding the Fourth Proportional to 156,294.66, 233,772.18 and 144,949.61

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Solution

The fourth proportional to 156,294.66, 233,772.18 and 144,949.61 is: 216,803.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,294.66 : 233,772.18 = 144,949.61 : x
  2. Step 2: Convert to fraction form
    156,294.66/233,772.18 = 144,949.61/x
  3. Step 3: Cross multiply
    156,294.66x = 233,772.18 × 144,949.61
  4. Step 4: Simplify right side
    156,294.66x = 33,885,185,150.99
  5. Step 5: Solve for x
    x = 33,885,185,150.99/156,294.66
  6. Step 6: Final answer
    x = 216,803.22

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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.