Home / 88,464.30-122,072.70-52,648.53

Finding the Fourth Proportional to 88,464.30, 122,072.70 and 52,648.53

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Solution

The fourth proportional to 88,464.30, 122,072.70 and 52,648.53 is: 72,650.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,464.30 : 122,072.70 = 52,648.53 : x
  2. Step 2: Convert to fraction form
    88,464.30/122,072.70 = 52,648.53/x
  3. Step 3: Cross multiply
    88,464.30x = 122,072.70 × 52,648.53
  4. Step 4: Simplify right side
    88,464.30x = 6,426,948,208.13
  5. Step 5: Solve for x
    x = 6,426,948,208.13/88,464.30
  6. Step 6: Final answer
    x = 72,650.19

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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.