Home / 156,917.17-216,667.92-96,515.92

Finding the Fourth Proportional to 156,917.17, 216,667.92 and 96,515.92

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Solution

The fourth proportional to 156,917.17, 216,667.92 and 96,515.92 is: 133,267.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,917.17 : 216,667.92 = 96,515.92 : x
  2. Step 2: Convert to fraction form
    156,917.17/216,667.92 = 96,515.92/x
  3. Step 3: Cross multiply
    156,917.17x = 216,667.92 × 96,515.92
  4. Step 4: Simplify right side
    156,917.17x = 20,911,903,633.29
  5. Step 5: Solve for x
    x = 20,911,903,633.29/156,917.17
  6. Step 6: Final answer
    x = 133,267.15

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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.