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Finding the Fourth Proportional to 60,396.68, 90,600.16 and 18,277.12

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Solution

The fourth proportional to 60,396.68, 90,600.16 and 18,277.12 is: 27,417.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,396.68 : 90,600.16 = 18,277.12 : x
  2. Step 2: Convert to fraction form
    60,396.68/90,600.16 = 18,277.12/x
  3. Step 3: Cross multiply
    60,396.68x = 90,600.16 × 18,277.12
  4. Step 4: Simplify right side
    60,396.68x = 1,655,909,996.34
  5. Step 5: Solve for x
    x = 1,655,909,996.34/60,396.68
  6. Step 6: Final answer
    x = 27,417.24

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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.