Home / 156,949.85-235,406.55-44,647.40

Finding the Fourth Proportional to 156,949.85, 235,406.55 and 44,647.40

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Solution

The fourth proportional to 156,949.85, 235,406.55 and 44,647.40 is: 66,965.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,949.85 : 235,406.55 = 44,647.40 : x
  2. Step 2: Convert to fraction form
    156,949.85/235,406.55 = 44,647.40/x
  3. Step 3: Cross multiply
    156,949.85x = 235,406.55 × 44,647.40
  4. Step 4: Simplify right side
    156,949.85x = 10,510,290,400.47
  5. Step 5: Solve for x
    x = 10,510,290,400.47/156,949.85
  6. Step 6: Final answer
    x = 66,965.92

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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.