Home / 98,870.61-148,304.68-23,991.38

Finding the Fourth Proportional to 98,870.61, 148,304.68 and 23,991.38

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Solution

The fourth proportional to 98,870.61, 148,304.68 and 23,991.38 is: 35,986.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,870.61 : 148,304.68 = 23,991.38 : x
  2. Step 2: Convert to fraction form
    98,870.61/148,304.68 = 23,991.38/x
  3. Step 3: Cross multiply
    98,870.61x = 148,304.68 × 23,991.38
  4. Step 4: Simplify right side
    98,870.61x = 3,558,033,132.16
  5. Step 5: Solve for x
    x = 3,558,033,132.16/98,870.61
  6. Step 6: Final answer
    x = 35,986.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.