Home / 74,225.20-111,337.80-44,627.80

Finding the Fourth Proportional to 74,225.20, 111,337.80 and 44,627.80

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Solution

The fourth proportional to 74,225.20, 111,337.80 and 44,627.80 is: 66,941.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,225.20 : 111,337.80 = 44,627.80 : x
  2. Step 2: Convert to fraction form
    74,225.20/111,337.80 = 44,627.80/x
  3. Step 3: Cross multiply
    74,225.20x = 111,337.80 × 44,627.80
  4. Step 4: Simplify right side
    74,225.20x = 4,968,761,070.84
  5. Step 5: Solve for x
    x = 4,968,761,070.84/74,225.20
  6. Step 6: Final answer
    x = 66,941.70

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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.