Home / 65,747.09-98,621.96-21,373.74

Finding the Fourth Proportional to 65,747.09, 98,621.96 and 21,373.74

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Solution

The fourth proportional to 65,747.09, 98,621.96 and 21,373.74 is: 32,061.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,747.09 : 98,621.96 = 21,373.74 : x
  2. Step 2: Convert to fraction form
    65,747.09/98,621.96 = 21,373.74/x
  3. Step 3: Cross multiply
    65,747.09x = 98,621.96 × 21,373.74
  4. Step 4: Simplify right side
    65,747.09x = 2,107,920,024.46
  5. Step 5: Solve for x
    x = 2,107,920,024.46/65,747.09
  6. Step 6: Final answer
    x = 32,061.04

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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.