Home / 74,023.02-110,856.60-42,337.04

Finding the Fourth Proportional to 74,023.02, 110,856.60 and 42,337.04

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Solution

The fourth proportional to 74,023.02, 110,856.60 and 42,337.04 is: 63,403.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,023.02 : 110,856.60 = 42,337.04 : x
  2. Step 2: Convert to fraction form
    74,023.02/110,856.60 = 42,337.04/x
  3. Step 3: Cross multiply
    74,023.02x = 110,856.60 × 42,337.04
  4. Step 4: Simplify right side
    74,023.02x = 4,693,339,754.18
  5. Step 5: Solve for x
    x = 4,693,339,754.18/74,023.02
  6. Step 6: Final answer
    x = 63,403.79

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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.