Home / 65,984.40-98,976.60-58,726.80

Finding the Fourth Proportional to 65,984.40, 98,976.60 and 58,726.80

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Solution

The fourth proportional to 65,984.40, 98,976.60 and 58,726.80 is: 88,090.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,984.40 : 98,976.60 = 58,726.80 : x
  2. Step 2: Convert to fraction form
    65,984.40/98,976.60 = 58,726.80/x
  3. Step 3: Cross multiply
    65,984.40x = 98,976.60 × 58,726.80
  4. Step 4: Simplify right side
    65,984.40x = 5,812,578,992.88
  5. Step 5: Solve for x
    x = 5,812,578,992.88/65,984.40
  6. Step 6: Final answer
    x = 88,090.20

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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.