Home / 54,302.05-81,442.13-14,863.15

Finding the Fourth Proportional to 54,302.05, 81,442.13 and 14,863.15

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Solution

The fourth proportional to 54,302.05, 81,442.13 and 14,863.15 is: 22,291.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,302.05 : 81,442.13 = 14,863.15 : x
  2. Step 2: Convert to fraction form
    54,302.05/81,442.13 = 14,863.15/x
  3. Step 3: Cross multiply
    54,302.05x = 81,442.13 × 14,863.15
  4. Step 4: Simplify right side
    54,302.05x = 1,210,486,594.51
  5. Step 5: Solve for x
    x = 1,210,486,594.51/54,302.05
  6. Step 6: Final answer
    x = 22,291.73

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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.