Home / 65,981.64-98,972.57-16,061.48

Finding the Fourth Proportional to 65,981.64, 98,972.57 and 16,061.48

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Solution

The fourth proportional to 65,981.64, 98,972.57 and 16,061.48 is: 24,092.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,981.64 : 98,972.57 = 16,061.48 : x
  2. Step 2: Convert to fraction form
    65,981.64/98,972.57 = 16,061.48/x
  3. Step 3: Cross multiply
    65,981.64x = 98,972.57 × 16,061.48
  4. Step 4: Simplify right side
    65,981.64x = 1,589,645,953.60
  5. Step 5: Solve for x
    x = 1,589,645,953.60/65,981.64
  6. Step 6: Final answer
    x = 24,092.25

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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.