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Finding the Fourth Proportional to 62,218.76, 85,860.02 and 33,925

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Solution

The fourth proportional to 62,218.76, 85,860.02 and 33,925 is: 46,815.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,218.76 : 85,860.02 = 33,925 : x
  2. Step 2: Convert to fraction form
    62,218.76/85,860.02 = 33,925/x
  3. Step 3: Cross multiply
    62,218.76x = 85,860.02 × 33,925
  4. Step 4: Simplify right side
    62,218.76x = 2,912,801,178.50
  5. Step 5: Solve for x
    x = 2,912,801,178.50/62,218.76
  6. Step 6: Final answer
    x = 46,815.48

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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.