Home / 261,644.20-392,466.30-93,354.55

Finding the Fourth Proportional to 261,644.20, 392,466.30 and 93,354.55

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Solution

The fourth proportional to 261,644.20, 392,466.30 and 93,354.55 is: 140,031.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,644.20 : 392,466.30 = 93,354.55 : x
  2. Step 2: Convert to fraction form
    261,644.20/392,466.30 = 93,354.55/x
  3. Step 3: Cross multiply
    261,644.20x = 392,466.30 × 93,354.55
  4. Step 4: Simplify right side
    261,644.20x = 36,638,514,826.67
  5. Step 5: Solve for x
    x = 36,638,514,826.67/261,644.20
  6. Step 6: Final answer
    x = 140,031.83

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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.