Home / 283,532.40-425,339.10-83,826.90

Finding the Fourth Proportional to 283,532.40, 425,339.10 and 83,826.90

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Solution

The fourth proportional to 283,532.40, 425,339.10 and 83,826.90 is: 125,752.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,532.40 : 425,339.10 = 83,826.90 : x
  2. Step 2: Convert to fraction form
    283,532.40/425,339.10 = 83,826.90/x
  3. Step 3: Cross multiply
    283,532.40x = 425,339.10 × 83,826.90
  4. Step 4: Simplify right side
    283,532.40x = 35,654,858,201.79
  5. Step 5: Solve for x
    x = 35,654,858,201.79/283,532.40
  6. Step 6: Final answer
    x = 125,752.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.