Home / 88,873.24-122,658.42-51,140.20

Finding the Fourth Proportional to 88,873.24, 122,658.42 and 51,140.20

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Solution

The fourth proportional to 88,873.24, 122,658.42 and 51,140.20 is: 70,581.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,873.24 : 122,658.42 = 51,140.20 : x
  2. Step 2: Convert to fraction form
    88,873.24/122,658.42 = 51,140.20/x
  3. Step 3: Cross multiply
    88,873.24x = 122,658.42 × 51,140.20
  4. Step 4: Simplify right side
    88,873.24x = 6,272,776,130.48
  5. Step 5: Solve for x
    x = 6,272,776,130.48/88,873.24
  6. Step 6: Final answer
    x = 70,581.16

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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.