Home / 98,589.04-147,881.40-42,466.48

Finding the Fourth Proportional to 98,589.04, 147,881.40 and 42,466.48

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Solution

The fourth proportional to 98,589.04, 147,881.40 and 42,466.48 is: 63,698.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,589.04 : 147,881.40 = 42,466.48 : x
  2. Step 2: Convert to fraction form
    98,589.04/147,881.40 = 42,466.48/x
  3. Step 3: Cross multiply
    98,589.04x = 147,881.40 × 42,466.48
  4. Step 4: Simplify right side
    98,589.04x = 6,280,002,515.47
  5. Step 5: Solve for x
    x = 6,280,002,515.47/98,589.04
  6. Step 6: Final answer
    x = 63,698.79

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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.