Home / 88,680.07-122,374.69-48,392.83

Finding the Fourth Proportional to 88,680.07, 122,374.69 and 48,392.83

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Solution

The fourth proportional to 88,680.07, 122,374.69 and 48,392.83 is: 66,780.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,680.07 : 122,374.69 = 48,392.83 : x
  2. Step 2: Convert to fraction form
    88,680.07/122,374.69 = 48,392.83/x
  3. Step 3: Cross multiply
    88,680.07x = 122,374.69 × 48,392.83
  4. Step 4: Simplify right side
    88,680.07x = 5,922,057,569.47
  5. Step 5: Solve for x
    x = 5,922,057,569.47/88,680.07
  6. Step 6: Final answer
    x = 66,780.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.