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Finding the Fourth Proportional to 48,585.60, 66,948.21 and 37,254.51

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Solution

The fourth proportional to 48,585.60, 66,948.21 and 37,254.51 is: 51,334.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,585.60 : 66,948.21 = 37,254.51 : x
  2. Step 2: Convert to fraction form
    48,585.60/66,948.21 = 37,254.51/x
  3. Step 3: Cross multiply
    48,585.60x = 66,948.21 × 37,254.51
  4. Step 4: Simplify right side
    48,585.60x = 2,494,122,758.93
  5. Step 5: Solve for x
    x = 2,494,122,758.93/48,585.60
  6. Step 6: Final answer
    x = 51,334.61

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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.