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Finding the Fourth Proportional to 60,291.70, 83,200.96 and 33,434.12

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Solution

The fourth proportional to 60,291.70, 83,200.96 and 33,434.12 is: 46,138.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,291.70 : 83,200.96 = 33,434.12 : x
  2. Step 2: Convert to fraction form
    60,291.70/83,200.96 = 33,434.12/x
  3. Step 3: Cross multiply
    60,291.70x = 83,200.96 × 33,434.12
  4. Step 4: Simplify right side
    60,291.70x = 2,781,750,880.76
  5. Step 5: Solve for x
    x = 2,781,750,880.76/60,291.70
  6. Step 6: Final answer
    x = 46,138.21

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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.