Home / 156,996.97-216,544.39-96,488.15

Finding the Fourth Proportional to 156,996.97, 216,544.39 and 96,488.15

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Solution

The fourth proportional to 156,996.97, 216,544.39 and 96,488.15 is: 133,085.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,996.97 : 216,544.39 = 96,488.15 : x
  2. Step 2: Convert to fraction form
    156,996.97/216,544.39 = 96,488.15/x
  3. Step 3: Cross multiply
    156,996.97x = 216,544.39 × 96,488.15
  4. Step 4: Simplify right side
    156,996.97x = 20,893,966,260.04
  5. Step 5: Solve for x
    x = 20,893,966,260.04/156,996.97
  6. Step 6: Final answer
    x = 133,085.16

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1.5x scale

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.