Home / 74,500.10-111,750.15-44,902.70

Finding the Fourth Proportional to 74,500.10, 111,750.15 and 44,902.70

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Solution

The fourth proportional to 74,500.10, 111,750.15 and 44,902.70 is: 67,354.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,500.10 : 111,750.15 = 44,902.70 : x
  2. Step 2: Convert to fraction form
    74,500.10/111,750.15 = 44,902.70/x
  3. Step 3: Cross multiply
    74,500.10x = 111,750.15 × 44,902.70
  4. Step 4: Simplify right side
    74,500.10x = 5,017,883,460.41
  5. Step 5: Solve for x
    x = 5,017,883,460.41/74,500.10
  6. Step 6: Final answer
    x = 67,354.05

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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.