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Finding the Fourth Proportional to 52,546.90, 78,827.55 and 17,482.90

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Solution

The fourth proportional to 52,546.90, 78,827.55 and 17,482.90 is: 26,226.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,546.90 : 78,827.55 = 17,482.90 : x
  2. Step 2: Convert to fraction form
    52,546.90/78,827.55 = 17,482.90/x
  3. Step 3: Cross multiply
    52,546.90x = 78,827.55 × 17,482.90
  4. Step 4: Simplify right side
    52,546.90x = 1,378,134,173.90
  5. Step 5: Solve for x
    x = 1,378,134,173.90/52,546.90
  6. Step 6: Final answer
    x = 26,226.75

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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.