Home / 157,217.60-235,610.40-100,884.80

Finding the Fourth Proportional to 157,217.60, 235,610.40 and 100,884.80

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Solution

The fourth proportional to 157,217.60, 235,610.40 and 100,884.80 is: 151,188.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,217.60 : 235,610.40 = 100,884.80 : x
  2. Step 2: Convert to fraction form
    157,217.60/235,610.40 = 100,884.80/x
  3. Step 3: Cross multiply
    157,217.60x = 235,610.40 × 100,884.80
  4. Step 4: Simplify right side
    157,217.60x = 23,769,508,081.92
  5. Step 5: Solve for x
    x = 23,769,508,081.92/157,217.60
  6. Step 6: Final answer
    x = 151,188.60

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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.