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Finding the Fourth Proportional to 60,615.36, 83,652.56 and 36,423.73

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Solution

The fourth proportional to 60,615.36, 83,652.56 and 36,423.73 is: 50,266.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,615.36 : 83,652.56 = 36,423.73 : x
  2. Step 2: Convert to fraction form
    60,615.36/83,652.56 = 36,423.73/x
  3. Step 3: Cross multiply
    60,615.36x = 83,652.56 × 36,423.73
  4. Step 4: Simplify right side
    60,615.36x = 3,046,938,259.25
  5. Step 5: Solve for x
    x = 3,046,938,259.25/60,615.36
  6. Step 6: Final answer
    x = 50,266.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.