Home / 88,827.65-122,583.77-48,543.11

Finding the Fourth Proportional to 88,827.65, 122,583.77 and 48,543.11

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Solution

The fourth proportional to 88,827.65, 122,583.77 and 48,543.11 is: 66,990.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,827.65 : 122,583.77 = 48,543.11 : x
  2. Step 2: Convert to fraction form
    88,827.65/122,583.77 = 48,543.11/x
  3. Step 3: Cross multiply
    88,827.65x = 122,583.77 × 48,543.11
  4. Step 4: Simplify right side
    88,827.65x = 5,950,597,431.32
  5. Step 5: Solve for x
    x = 5,950,597,431.32/88,827.65
  6. Step 6: Final answer
    x = 66,990.37

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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.