Home / 157,729.20-236,593.80-149,175.60

Finding the Fourth Proportional to 157,729.20, 236,593.80 and 149,175.60

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Solution

The fourth proportional to 157,729.20, 236,593.80 and 149,175.60 is: 223,763.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,729.20 : 236,593.80 = 149,175.60 : x
  2. Step 2: Convert to fraction form
    157,729.20/236,593.80 = 149,175.60/x
  3. Step 3: Cross multiply
    157,729.20x = 236,593.80 × 149,175.60
  4. Step 4: Simplify right side
    157,729.20x = 35,294,022,071.28
  5. Step 5: Solve for x
    x = 35,294,022,071.28/157,729.20
  6. Step 6: Final answer
    x = 223,763.40

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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.