Home / 384,732.15-577,043.55-132,024.30

Finding the Fourth Proportional to 384,732.15, 577,043.55 and 132,024.30

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Solution

The fourth proportional to 384,732.15, 577,043.55 and 132,024.30 is: 198,017.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,732.15 : 577,043.55 = 132,024.30 : x
  2. Step 2: Convert to fraction form
    384,732.15/577,043.55 = 132,024.30/x
  3. Step 3: Cross multiply
    384,732.15x = 577,043.55 × 132,024.30
  4. Step 4: Simplify right side
    384,732.15x = 76,183,770,758.27
  5. Step 5: Solve for x
    x = 76,183,770,758.27/384,732.15
  6. Step 6: Final answer
    x = 198,017.69

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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.