Home / 156,932.40-235,456.20-63,447.60

Finding the Fourth Proportional to 156,932.40, 235,456.20 and 63,447.60

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Solution

The fourth proportional to 156,932.40, 235,456.20 and 63,447.60 is: 95,194.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,932.40 : 235,456.20 = 63,447.60 : x
  2. Step 2: Convert to fraction form
    156,932.40/235,456.20 = 63,447.60/x
  3. Step 3: Cross multiply
    156,932.40x = 235,456.20 × 63,447.60
  4. Step 4: Simplify right side
    156,932.40x = 14,939,130,795.12
  5. Step 5: Solve for x
    x = 14,939,130,795.12/156,932.40
  6. Step 6: Final answer
    x = 95,194.69

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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.