Home / 52,620.32-78,930.59-17,560.08

Finding the Fourth Proportional to 52,620.32, 78,930.59 and 17,560.08

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Solution

The fourth proportional to 52,620.32, 78,930.59 and 17,560.08 is: 26,340.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,620.32 : 78,930.59 = 17,560.08 : x
  2. Step 2: Convert to fraction form
    52,620.32/78,930.59 = 17,560.08/x
  3. Step 3: Cross multiply
    52,620.32x = 78,930.59 × 17,560.08
  4. Step 4: Simplify right side
    52,620.32x = 1,386,027,387.05
  5. Step 5: Solve for x
    x = 1,386,027,387.05/52,620.32
  6. Step 6: Final answer
    x = 26,340.15

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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.