Home / 65,943.42-98,979.93-48,363.18

Finding the Fourth Proportional to 65,943.42, 98,979.93 and 48,363.18

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Solution

The fourth proportional to 65,943.42, 98,979.93 and 48,363.18 is: 72,592.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,943.42 : 98,979.93 = 48,363.18 : x
  2. Step 2: Convert to fraction form
    65,943.42/98,979.93 = 48,363.18/x
  3. Step 3: Cross multiply
    65,943.42x = 98,979.93 × 48,363.18
  4. Step 4: Simplify right side
    65,943.42x = 4,786,984,170.98
  5. Step 5: Solve for x
    x = 4,786,984,170.98/65,943.42
  6. Step 6: Final answer
    x = 72,592.29

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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.