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Finding the Fourth Proportional to 60,291.72, 83,202.39 and 33,433.50

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Solution

The fourth proportional to 60,291.72, 83,202.39 and 33,433.50 is: 46,138.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,291.72 : 83,202.39 = 33,433.50 : x
  2. Step 2: Convert to fraction form
    60,291.72/83,202.39 = 33,433.50/x
  3. Step 3: Cross multiply
    60,291.72x = 83,202.39 × 33,433.50
  4. Step 4: Simplify right side
    60,291.72x = 2,781,747,106.07
  5. Step 5: Solve for x
    x = 2,781,747,106.07/60,291.72
  6. Step 6: Final answer
    x = 46,138.13

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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.