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Finding the Fourth Proportional to 60,322.68, 90,488.52 and 18,199.44

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Solution

The fourth proportional to 60,322.68, 90,488.52 and 18,199.44 is: 27,300.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,322.68 : 90,488.52 = 18,199.44 : x
  2. Step 2: Convert to fraction form
    60,322.68/90,488.52 = 18,199.44/x
  3. Step 3: Cross multiply
    60,322.68x = 90,488.52 × 18,199.44
  4. Step 4: Simplify right side
    60,322.68x = 1,646,840,390.43
  5. Step 5: Solve for x
    x = 1,646,840,390.43/60,322.68
  6. Step 6: Final answer
    x = 27,300.52

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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.