Home / 74,999.20-112,500.60-22,410.40

Finding the Fourth Proportional to 74,999.20, 112,500.60 and 22,410.40

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Solution

The fourth proportional to 74,999.20, 112,500.60 and 22,410.40 is: 33,616.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,999.20 : 112,500.60 = 22,410.40 : x
  2. Step 2: Convert to fraction form
    74,999.20/112,500.60 = 22,410.40/x
  3. Step 3: Cross multiply
    74,999.20x = 112,500.60 × 22,410.40
  4. Step 4: Simplify right side
    74,999.20x = 2,521,183,446.24
  5. Step 5: Solve for x
    x = 2,521,183,446.24/74,999.20
  6. Step 6: Final answer
    x = 33,616.14

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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.