Home / 74,200.70-111,306.18-29,827.55

Finding the Fourth Proportional to 74,200.70, 111,306.18 and 29,827.55

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Solution

The fourth proportional to 74,200.70, 111,306.18 and 29,827.55 is: 44,743.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,200.70 : 111,306.18 = 29,827.55 : x
  2. Step 2: Convert to fraction form
    74,200.70/111,306.18 = 29,827.55/x
  3. Step 3: Cross multiply
    74,200.70x = 111,306.18 × 29,827.55
  4. Step 4: Simplify right side
    74,200.70x = 3,319,990,649.26
  5. Step 5: Solve for x
    x = 3,319,990,649.26/74,200.70
  6. Step 6: Final answer
    x = 44,743.39

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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.