Home / 156,962.16-235,407.60-44,639.76

Finding the Fourth Proportional to 156,962.16, 235,407.60 and 44,639.76

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Solution

The fourth proportional to 156,962.16, 235,407.60 and 44,639.76 is: 66,949.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,962.16 : 235,407.60 = 44,639.76 : x
  2. Step 2: Convert to fraction form
    156,962.16/235,407.60 = 44,639.76/x
  3. Step 3: Cross multiply
    156,962.16x = 235,407.60 × 44,639.76
  4. Step 4: Simplify right side
    156,962.16x = 10,508,538,766.18
  5. Step 5: Solve for x
    x = 10,508,538,766.18/156,962.16
  6. Step 6: Final answer
    x = 66,949.50

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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.