Home / 283,526.60-391,267.67-156,201.89

Finding the Fourth Proportional to 283,526.60, 391,267.67 and 156,201.89

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Solution

The fourth proportional to 283,526.60, 391,267.67 and 156,201.89 is: 215,559.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,526.60 : 391,267.67 = 156,201.89 : x
  2. Step 2: Convert to fraction form
    283,526.60/391,267.67 = 156,201.89/x
  3. Step 3: Cross multiply
    283,526.60x = 391,267.67 × 156,201.89
  4. Step 4: Simplify right side
    283,526.60x = 61,116,746,812.55
  5. Step 5: Solve for x
    x = 61,116,746,812.55/283,526.60
  6. Step 6: Final answer
    x = 215,559.13

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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.