Home / 54,454.16-81,506.20-28,122.96

Finding the Fourth Proportional to 54,454.16, 81,506.20 and 28,122.96

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Solution

The fourth proportional to 54,454.16, 81,506.20 and 28,122.96 is: 42,094.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,454.16 : 81,506.20 = 28,122.96 : x
  2. Step 2: Convert to fraction form
    54,454.16/81,506.20 = 28,122.96/x
  3. Step 3: Cross multiply
    54,454.16x = 81,506.20 × 28,122.96
  4. Step 4: Simplify right side
    54,454.16x = 2,292,195,602.35
  5. Step 5: Solve for x
    x = 2,292,195,602.35/54,454.16
  6. Step 6: Final answer
    x = 42,094.04

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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.