Home / 157,744.20-236,616.30-98,646.60

Finding the Fourth Proportional to 157,744.20, 236,616.30 and 98,646.60

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Solution

The fourth proportional to 157,744.20, 236,616.30 and 98,646.60 is: 147,969.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,744.20 : 236,616.30 = 98,646.60 : x
  2. Step 2: Convert to fraction form
    157,744.20/236,616.30 = 98,646.60/x
  3. Step 3: Cross multiply
    157,744.20x = 236,616.30 × 98,646.60
  4. Step 4: Simplify right side
    157,744.20x = 23,341,393,499.58
  5. Step 5: Solve for x
    x = 23,341,393,499.58/157,744.20
  6. Step 6: Final answer
    x = 147,969.90

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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.