Home / 248,584.18-372,920.10-91,032.70

Finding the Fourth Proportional to 248,584.18, 372,920.10 and 91,032.70

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Solution

The fourth proportional to 248,584.18, 372,920.10 and 91,032.70 is: 136,565.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,584.18 : 372,920.10 = 91,032.70 : x
  2. Step 2: Convert to fraction form
    248,584.18/372,920.10 = 91,032.70/x
  3. Step 3: Cross multiply
    248,584.18x = 372,920.10 × 91,032.70
  4. Step 4: Simplify right side
    248,584.18x = 33,947,923,587.27
  5. Step 5: Solve for x
    x = 33,947,923,587.27/248,584.18
  6. Step 6: Final answer
    x = 136,565.10

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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.