Home / 283,544.03-391,290.55-156,219.62

Finding the Fourth Proportional to 283,544.03, 391,290.55 and 156,219.62

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Solution

The fourth proportional to 283,544.03, 391,290.55 and 156,219.62 is: 215,582.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,544.03 : 391,290.55 = 156,219.62 : x
  2. Step 2: Convert to fraction form
    283,544.03/391,290.55 = 156,219.62/x
  3. Step 3: Cross multiply
    283,544.03x = 391,290.55 × 156,219.62
  4. Step 4: Simplify right side
    283,544.03x = 61,127,262,107.38
  5. Step 5: Solve for x
    x = 61,127,262,107.38/283,544.03
  6. Step 6: Final answer
    x = 215,582.96

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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.