Home / 283,416.66-391,132.68-156,092.22

Finding the Fourth Proportional to 283,416.66, 391,132.68 and 156,092.22

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Solution

The fourth proportional to 283,416.66, 391,132.68 and 156,092.22 is: 215,417.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,416.66 : 391,132.68 = 156,092.22 : x
  2. Step 2: Convert to fraction form
    283,416.66/391,132.68 = 156,092.22/x
  3. Step 3: Cross multiply
    283,416.66x = 391,132.68 × 156,092.22
  4. Step 4: Simplify right side
    283,416.66x = 61,052,768,335.75
  5. Step 5: Solve for x
    x = 61,052,768,335.75/283,416.66
  6. Step 6: Final answer
    x = 215,417.01

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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.