Home / 48,055.13-72,082.70-21,759.29

Finding the Fourth Proportional to 48,055.13, 72,082.70 and 21,759.29

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Solution

The fourth proportional to 48,055.13, 72,082.70 and 21,759.29 is: 32,638.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,055.13 : 72,082.70 = 21,759.29 : x
  2. Step 2: Convert to fraction form
    48,055.13/72,082.70 = 21,759.29/x
  3. Step 3: Cross multiply
    48,055.13x = 72,082.70 × 21,759.29
  4. Step 4: Simplify right side
    48,055.13x = 1,568,468,373.28
  5. Step 5: Solve for x
    x = 1,568,468,373.28/48,055.13
  6. Step 6: Final answer
    x = 32,638.94

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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.