Home / 156,910.60-235,365.90-96,986.80

Finding the Fourth Proportional to 156,910.60, 235,365.90 and 96,986.80

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Solution

The fourth proportional to 156,910.60, 235,365.90 and 96,986.80 is: 145,480.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,910.60 : 235,365.90 = 96,986.80 : x
  2. Step 2: Convert to fraction form
    156,910.60/235,365.90 = 96,986.80/x
  3. Step 3: Cross multiply
    156,910.60x = 235,365.90 × 96,986.80
  4. Step 4: Simplify right side
    156,910.60x = 22,827,385,470.12
  5. Step 5: Solve for x
    x = 22,827,385,470.12/156,910.60
  6. Step 6: Final answer
    x = 145,480.20

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1.5x scale

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.