Home / 88,434.18-122,052.26-52,142.28

Finding the Fourth Proportional to 88,434.18, 122,052.26 and 52,142.28

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Solution

The fourth proportional to 88,434.18, 122,052.26 and 52,142.28 is: 71,964.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,434.18 : 122,052.26 = 52,142.28 : x
  2. Step 2: Convert to fraction form
    88,434.18/122,052.26 = 52,142.28/x
  3. Step 3: Cross multiply
    88,434.18x = 122,052.26 × 52,142.28
  4. Step 4: Simplify right side
    88,434.18x = 6,364,083,115.55
  5. Step 5: Solve for x
    x = 6,364,083,115.55/88,434.18
  6. Step 6: Final answer
    x = 71,964.07

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