Home / 153,540.80-229,922.40-113,883.20

Finding the Fourth Proportional to 153,540.80, 229,922.40 and 113,883.20

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Solution

The fourth proportional to 153,540.80, 229,922.40 and 113,883.20 is: 170,536.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,540.80 : 229,922.40 = 113,883.20 : x
  2. Step 2: Convert to fraction form
    153,540.80/229,922.40 = 113,883.20/x
  3. Step 3: Cross multiply
    153,540.80x = 229,922.40 × 113,883.20
  4. Step 4: Simplify right side
    153,540.80x = 26,184,298,663.68
  5. Step 5: Solve for x
    x = 26,184,298,663.68/153,540.80
  6. Step 6: Final answer
    x = 170,536.42

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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.