Home / 156,849.60-234,928.80-94,411.20

Finding the Fourth Proportional to 156,849.60, 234,928.80 and 94,411.20

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Solution

The fourth proportional to 156,849.60, 234,928.80 and 94,411.20 is: 141,408.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,849.60 : 234,928.80 = 94,411.20 : x
  2. Step 2: Convert to fraction form
    156,849.60/234,928.80 = 94,411.20/x
  3. Step 3: Cross multiply
    156,849.60x = 234,928.80 × 94,411.20
  4. Step 4: Simplify right side
    156,849.60x = 22,179,909,922.56
  5. Step 5: Solve for x
    x = 22,179,909,922.56/156,849.60
  6. Step 6: Final answer
    x = 141,408.78

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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.