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Finding the Fourth Proportional to 62,744.40, 86,594.40 and 37,258.56

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Solution

The fourth proportional to 62,744.40, 86,594.40 and 37,258.56 is: 51,421.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,744.40 : 86,594.40 = 37,258.56 : x
  2. Step 2: Convert to fraction form
    62,744.40/86,594.40 = 37,258.56/x
  3. Step 3: Cross multiply
    62,744.40x = 86,594.40 × 37,258.56
  4. Step 4: Simplify right side
    62,744.40x = 3,226,382,648.06
  5. Step 5: Solve for x
    x = 3,226,382,648.06/62,744.40
  6. Step 6: Final answer
    x = 51,421.05

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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.