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Finding the Fourth Proportional to 156,957.17, 233,957.17 and 144,360.05

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Solution

The fourth proportional to 156,957.17, 233,957.17 and 144,360.05 is: 215,180.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,957.17 : 233,957.17 = 144,360.05 : x
  2. Step 2: Convert to fraction form
    156,957.17/233,957.17 = 144,360.05/x
  3. Step 3: Cross multiply
    156,957.17x = 233,957.17 × 144,360.05
  4. Step 4: Simplify right side
    156,957.17x = 33,774,068,037.26
  5. Step 5: Solve for x
    x = 33,774,068,037.26/156,957.17
  6. Step 6: Final answer
    x = 215,180.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.