Home / 156,941.60-235,105.20-94,426.40

Finding the Fourth Proportional to 156,941.60, 235,105.20 and 94,426.40

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Solution

The fourth proportional to 156,941.60, 235,105.20 and 94,426.40 is: 141,454.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,941.60 : 235,105.20 = 94,426.40 : x
  2. Step 2: Convert to fraction form
    156,941.60/235,105.20 = 94,426.40/x
  3. Step 3: Cross multiply
    156,941.60x = 235,105.20 × 94,426.40
  4. Step 4: Simplify right side
    156,941.60x = 22,200,137,657.28
  5. Step 5: Solve for x
    x = 22,200,137,657.28/156,941.60
  6. Step 6: Final answer
    x = 141,454.77

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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.