Home / 283,568.58-391,342.11-156,244.14

Finding the Fourth Proportional to 283,568.58, 391,342.11 and 156,244.14

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Solution

The fourth proportional to 283,568.58, 391,342.11 and 156,244.14 is: 215,626.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,568.58 : 391,342.11 = 156,244.14 : x
  2. Step 2: Convert to fraction form
    283,568.58/391,342.11 = 156,244.14/x
  3. Step 3: Cross multiply
    283,568.58x = 391,342.11 × 156,244.14
  4. Step 4: Simplify right side
    283,568.58x = 61,144,911,422.74
  5. Step 5: Solve for x
    x = 61,144,911,422.74/283,568.58
  6. Step 6: Final answer
    x = 215,626.54

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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.