Home / 283,924.80-391,827.78-156,608.46

Finding the Fourth Proportional to 283,924.80, 391,827.78 and 156,608.46

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Solution

The fourth proportional to 283,924.80, 391,827.78 and 156,608.46 is: 216,126.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,924.80 : 391,827.78 = 156,608.46 : x
  2. Step 2: Convert to fraction form
    283,924.80/391,827.78 = 156,608.46/x
  3. Step 3: Cross multiply
    283,924.80x = 391,827.78 × 156,608.46
  4. Step 4: Simplify right side
    283,924.80x = 61,363,545,211.02
  5. Step 5: Solve for x
    x = 61,363,545,211.02/283,924.80
  6. Step 6: Final answer
    x = 216,126.05

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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.