Home / 156,859.43-216,306.69-134,273.18

Finding the Fourth Proportional to 156,859.43, 216,306.69 and 134,273.18

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Solution

The fourth proportional to 156,859.43, 216,306.69 and 134,273.18 is: 185,160.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,859.43 : 216,306.69 = 134,273.18 : x
  2. Step 2: Convert to fraction form
    156,859.43/216,306.69 = 134,273.18/x
  3. Step 3: Cross multiply
    156,859.43x = 216,306.69 × 134,273.18
  4. Step 4: Simplify right side
    156,859.43x = 29,044,186,040.04
  5. Step 5: Solve for x
    x = 29,044,186,040.04/156,859.43
  6. Step 6: Final answer
    x = 185,160.61

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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.