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Finding the Fourth Proportional to 62,898.34, 86,799.54 and 37,747.84

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Solution

The fourth proportional to 62,898.34, 86,799.54 and 37,747.84 is: 52,091.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,898.34 : 86,799.54 = 37,747.84 : x
  2. Step 2: Convert to fraction form
    62,898.34/86,799.54 = 37,747.84/x
  3. Step 3: Cross multiply
    62,898.34x = 86,799.54 × 37,747.84
  4. Step 4: Simplify right side
    62,898.34x = 3,276,495,147.99
  5. Step 5: Solve for x
    x = 3,276,495,147.99/62,898.34
  6. Step 6: Final answer
    x = 52,091.92

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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.