Home / 153,060.63-229,608.56-40,742.38

Finding the Fourth Proportional to 153,060.63, 229,608.56 and 40,742.38

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Solution

The fourth proportional to 153,060.63, 229,608.56 and 40,742.38 is: 61,118.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,060.63 : 229,608.56 = 40,742.38 : x
  2. Step 2: Convert to fraction form
    153,060.63/229,608.56 = 40,742.38/x
  3. Step 3: Cross multiply
    153,060.63x = 229,608.56 × 40,742.38
  4. Step 4: Simplify right side
    153,060.63x = 9,354,799,202.77
  5. Step 5: Solve for x
    x = 9,354,799,202.77/153,060.63
  6. Step 6: Final answer
    x = 61,118.26

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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.