Home / 48,350.16-66,722.40-27,128.16

Finding the Fourth Proportional to 48,350.16, 66,722.40 and 27,128.16

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Solution

The fourth proportional to 48,350.16, 66,722.40 and 27,128.16 is: 37,436.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,350.16 : 66,722.40 = 27,128.16 : x
  2. Step 2: Convert to fraction form
    48,350.16/66,722.40 = 27,128.16/x
  3. Step 3: Cross multiply
    48,350.16x = 66,722.40 × 27,128.16
  4. Step 4: Simplify right side
    48,350.16x = 1,810,055,942.78
  5. Step 5: Solve for x
    x = 1,810,055,942.78/48,350.16
  6. Step 6: Final answer
    x = 37,436.40

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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.