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Finding the Fourth Proportional to 48,199.70, 66,468.90 and 37,585.46

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Solution

The fourth proportional to 48,199.70, 66,468.90 and 37,585.46 is: 51,831.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,199.70 : 66,468.90 = 37,585.46 : x
  2. Step 2: Convert to fraction form
    48,199.70/66,468.90 = 37,585.46/x
  3. Step 3: Cross multiply
    48,199.70x = 66,468.90 × 37,585.46
  4. Step 4: Simplify right side
    48,199.70x = 2,498,264,182.19
  5. Step 5: Solve for x
    x = 2,498,264,182.19/48,199.70
  6. Step 6: Final answer
    x = 51,831.53

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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.