Home / 283,576.58-391,353.16-156,252.14

Finding the Fourth Proportional to 283,576.58, 391,353.16 and 156,252.14

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Solution

The fourth proportional to 283,576.58, 391,353.16 and 156,252.14 is: 215,637.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,576.58 : 391,353.16 = 156,252.14 : x
  2. Step 2: Convert to fraction form
    283,576.58/391,353.16 = 156,252.14/x
  3. Step 3: Cross multiply
    283,576.58x = 391,353.16 × 156,252.14
  4. Step 4: Simplify right side
    283,576.58x = 61,149,768,745.76
  5. Step 5: Solve for x
    x = 61,149,768,745.76/283,576.58
  6. Step 6: Final answer
    x = 215,637.58

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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.