Home / 156,947.85-235,403.55-44,645.40

Finding the Fourth Proportional to 156,947.85, 235,403.55 and 44,645.40

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Solution

The fourth proportional to 156,947.85, 235,403.55 and 44,645.40 is: 66,962.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,947.85 : 235,403.55 = 44,645.40 : x
  2. Step 2: Convert to fraction form
    156,947.85/235,403.55 = 44,645.40/x
  3. Step 3: Cross multiply
    156,947.85x = 235,403.55 × 44,645.40
  4. Step 4: Simplify right side
    156,947.85x = 10,509,685,651.17
  5. Step 5: Solve for x
    x = 10,509,685,651.17/156,947.85
  6. Step 6: Final answer
    x = 66,962.92

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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.