Home / 156,961.60-235,135.20-94,446.40

Finding the Fourth Proportional to 156,961.60, 235,135.20 and 94,446.40

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Solution

The fourth proportional to 156,961.60, 235,135.20 and 94,446.40 is: 141,484.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,961.60 : 235,135.20 = 94,446.40 : x
  2. Step 2: Convert to fraction form
    156,961.60/235,135.20 = 94,446.40/x
  3. Step 3: Cross multiply
    156,961.60x = 235,135.20 × 94,446.40
  4. Step 4: Simplify right side
    156,961.60x = 22,207,673,153.28
  5. Step 5: Solve for x
    x = 22,207,673,153.28/156,961.60
  6. Step 6: Final answer
    x = 141,484.75

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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.