Home / 54,045.90-81,069.12-24,429.06

Finding the Fourth Proportional to 54,045.90, 81,069.12 and 24,429.06

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Solution

The fourth proportional to 54,045.90, 81,069.12 and 24,429.06 is: 36,643.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,045.90 : 81,069.12 = 24,429.06 : x
  2. Step 2: Convert to fraction form
    54,045.90/81,069.12 = 24,429.06/x
  3. Step 3: Cross multiply
    54,045.90x = 81,069.12 × 24,429.06
  4. Step 4: Simplify right side
    54,045.90x = 1,980,442,396.63
  5. Step 5: Solve for x
    x = 1,980,442,396.63/54,045.90
  6. Step 6: Final answer
    x = 36,643.71

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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.