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Finding the Fourth Proportional to 43,215, 59,636.70 and 24,352.80

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Solution

The fourth proportional to 43,215, 59,636.70 and 24,352.80 is: 33,606.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,215 : 59,636.70 = 24,352.80 : x
  2. Step 2: Convert to fraction form
    43,215/59,636.70 = 24,352.80/x
  3. Step 3: Cross multiply
    43,215x = 59,636.70 × 24,352.80
  4. Step 4: Simplify right side
    43,215x = 1,452,320,627.76
  5. Step 5: Solve for x
    x = 1,452,320,627.76/43,215
  6. Step 6: Final answer
    x = 33,606.86

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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.