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Finding the Fourth Proportional to 61,209.27, 84,474.90 and 37,351.94

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Solution

The fourth proportional to 61,209.27, 84,474.90 and 37,351.94 is: 51,549.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,209.27 : 84,474.90 = 37,351.94 : x
  2. Step 2: Convert to fraction form
    61,209.27/84,474.90 = 37,351.94/x
  3. Step 3: Cross multiply
    61,209.27x = 84,474.90 × 37,351.94
  4. Step 4: Simplify right side
    61,209.27x = 3,155,300,973.93
  5. Step 5: Solve for x
    x = 3,155,300,973.93/61,209.27
  6. Step 6: Final answer
    x = 51,549.40

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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.