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Finding the Fourth Proportional to 60,213.75, 90,320.63 and 16,437.75

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Solution

The fourth proportional to 60,213.75, 90,320.63 and 16,437.75 is: 24,656.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,213.75 : 90,320.63 = 16,437.75 : x
  2. Step 2: Convert to fraction form
    60,213.75/90,320.63 = 16,437.75/x
  3. Step 3: Cross multiply
    60,213.75x = 90,320.63 × 16,437.75
  4. Step 4: Simplify right side
    60,213.75x = 1,484,667,853.59
  5. Step 5: Solve for x
    x = 1,484,667,853.59/60,213.75
  6. Step 6: Final answer
    x = 24,656.63

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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.