Home / 156,956.20-235,434.30-63,413.80

Finding the Fourth Proportional to 156,956.20, 235,434.30 and 63,413.80

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Solution

The fourth proportional to 156,956.20, 235,434.30 and 63,413.80 is: 95,120.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,956.20 : 235,434.30 = 63,413.80 : x
  2. Step 2: Convert to fraction form
    156,956.20/235,434.30 = 63,413.80/x
  3. Step 3: Cross multiply
    156,956.20x = 235,434.30 × 63,413.80
  4. Step 4: Simplify right side
    156,956.20x = 14,929,783,613.34
  5. Step 5: Solve for x
    x = 14,929,783,613.34/156,956.20
  6. Step 6: Final answer
    x = 95,120.70

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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.