Home / 156,925.44-235,363.32-68,155.14

Finding the Fourth Proportional to 156,925.44, 235,363.32 and 68,155.14

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Solution

The fourth proportional to 156,925.44, 235,363.32 and 68,155.14 is: 102,221.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,925.44 : 235,363.32 = 68,155.14 : x
  2. Step 2: Convert to fraction form
    156,925.44/235,363.32 = 68,155.14/x
  3. Step 3: Cross multiply
    156,925.44x = 235,363.32 × 68,155.14
  4. Step 4: Simplify right side
    156,925.44x = 16,041,220,025.46
  5. Step 5: Solve for x
    x = 16,041,220,025.46/156,925.44
  6. Step 6: Final answer
    x = 102,221.92

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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.