Home / 51,150.24-76,723.56-17,870.16

Finding the Fourth Proportional to 51,150.24, 76,723.56 and 17,870.16

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Solution

The fourth proportional to 51,150.24, 76,723.56 and 17,870.16 is: 26,804.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,150.24 : 76,723.56 = 17,870.16 : x
  2. Step 2: Convert to fraction form
    51,150.24/76,723.56 = 17,870.16/x
  3. Step 3: Cross multiply
    51,150.24x = 76,723.56 × 17,870.16
  4. Step 4: Simplify right side
    51,150.24x = 1,371,062,292.97
  5. Step 5: Solve for x
    x = 1,371,062,292.97/51,150.24
  6. Step 6: Final answer
    x = 26,804.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.