Home / 52,560.74-78,841.10-19,268.21

Finding the Fourth Proportional to 52,560.74, 78,841.10 and 19,268.21

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Solution

The fourth proportional to 52,560.74, 78,841.10 and 19,268.21 is: 28,902.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,560.74 : 78,841.10 = 19,268.21 : x
  2. Step 2: Convert to fraction form
    52,560.74/78,841.10 = 19,268.21/x
  3. Step 3: Cross multiply
    52,560.74x = 78,841.10 × 19,268.21
  4. Step 4: Simplify right side
    52,560.74x = 1,519,126,380.88
  5. Step 5: Solve for x
    x = 1,519,126,380.88/52,560.74
  6. Step 6: Final answer
    x = 28,902.30

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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.