Home / 54,511.16-81,766.54-15,068.20

Finding the Fourth Proportional to 54,511.16, 81,766.54 and 15,068.20

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Solution

The fourth proportional to 54,511.16, 81,766.54 and 15,068.20 is: 22,602.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,511.16 : 81,766.54 = 15,068.20 : x
  2. Step 2: Convert to fraction form
    54,511.16/81,766.54 = 15,068.20/x
  3. Step 3: Cross multiply
    54,511.16x = 81,766.54 × 15,068.20
  4. Step 4: Simplify right side
    54,511.16x = 1,232,074,578.03
  5. Step 5: Solve for x
    x = 1,232,074,578.03/54,511.16
  6. Step 6: Final answer
    x = 22,602.24

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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.