Home / 107,634.60-160,939.12-98,223.48

Finding the Fourth Proportional to 107,634.60, 160,939.12 and 98,223.48

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Solution

The fourth proportional to 107,634.60, 160,939.12 and 98,223.48 is: 146,867.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,634.60 : 160,939.12 = 98,223.48 : x
  2. Step 2: Convert to fraction form
    107,634.60/160,939.12 = 98,223.48/x
  3. Step 3: Cross multiply
    107,634.60x = 160,939.12 × 98,223.48
  4. Step 4: Simplify right side
    107,634.60x = 15,808,000,434.54
  5. Step 5: Solve for x
    x = 15,808,000,434.54/107,634.60
  6. Step 6: Final answer
    x = 146,867.28

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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.