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Finding the Fourth Proportional to 60,523.59, 90,799.97 and 18,970.59

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Solution

The fourth proportional to 60,523.59, 90,799.97 and 18,970.59 is: 28,460.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,523.59 : 90,799.97 = 18,970.59 : x
  2. Step 2: Convert to fraction form
    60,523.59/90,799.97 = 18,970.59/x
  3. Step 3: Cross multiply
    60,523.59x = 90,799.97 × 18,970.59
  4. Step 4: Simplify right side
    60,523.59x = 1,722,529,355.24
  5. Step 5: Solve for x
    x = 1,722,529,355.24/60,523.59
  6. Step 6: Final answer
    x = 28,460.46

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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.