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Finding the Fourth Proportional to 60,419.79, 90,536.54 and 32,343.57

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Solution

The fourth proportional to 60,419.79, 90,536.54 and 32,343.57 is: 48,465.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,419.79 : 90,536.54 = 32,343.57 : x
  2. Step 2: Convert to fraction form
    60,419.79/90,536.54 = 32,343.57/x
  3. Step 3: Cross multiply
    60,419.79x = 90,536.54 × 32,343.57
  4. Step 4: Simplify right side
    60,419.79x = 2,928,274,757.33
  5. Step 5: Solve for x
    x = 2,928,274,757.33/60,419.79
  6. Step 6: Final answer
    x = 48,465.49

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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.