Home / 88,930.10-122,718.96-48,636.02

Finding the Fourth Proportional to 88,930.10, 122,718.96 and 48,636.02

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Solution

The fourth proportional to 88,930.10, 122,718.96 and 48,636.02 is: 67,115.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,930.10 : 122,718.96 = 48,636.02 : x
  2. Step 2: Convert to fraction form
    88,930.10/122,718.96 = 48,636.02/x
  3. Step 3: Cross multiply
    88,930.10x = 122,718.96 × 48,636.02
  4. Step 4: Simplify right side
    88,930.10x = 5,968,561,792.94
  5. Step 5: Solve for x
    x = 5,968,561,792.94/88,930.10
  6. Step 6: Final answer
    x = 67,115.20

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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.