Home / 153,988.07-231,055.20-106,675.97

Finding the Fourth Proportional to 153,988.07, 231,055.20 and 106,675.97

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Solution

The fourth proportional to 153,988.07, 231,055.20 and 106,675.97 is: 160,064.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,988.07 : 231,055.20 = 106,675.97 : x
  2. Step 2: Convert to fraction form
    153,988.07/231,055.20 = 106,675.97/x
  3. Step 3: Cross multiply
    153,988.07x = 231,055.20 × 106,675.97
  4. Step 4: Simplify right side
    153,988.07x = 24,648,036,428.27
  5. Step 5: Solve for x
    x = 24,648,036,428.27/153,988.07
  6. Step 6: Final answer
    x = 160,064.59

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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.