Home / 65,224.05-97,872.99-27,780.24

Finding the Fourth Proportional to 65,224.05, 97,872.99 and 27,780.24

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Solution

The fourth proportional to 65,224.05, 97,872.99 and 27,780.24 is: 41,686.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,224.05 : 97,872.99 = 27,780.24 : x
  2. Step 2: Convert to fraction form
    65,224.05/97,872.99 = 27,780.24/x
  3. Step 3: Cross multiply
    65,224.05x = 97,872.99 × 27,780.24
  4. Step 4: Simplify right side
    65,224.05x = 2,718,935,151.72
  5. Step 5: Solve for x
    x = 2,718,935,151.72/65,224.05
  6. Step 6: Final answer
    x = 41,686.08

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1.5x scale

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.