Home / 51,726.23-77,589.60-15,703.00

Finding the Fourth Proportional to 51,726.23, 77,589.60 and 15,703.00

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Solution

The fourth proportional to 51,726.23, 77,589.60 and 15,703.00 is: 23,554.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,726.23 : 77,589.60 = 15,703.00 : x
  2. Step 2: Convert to fraction form
    51,726.23/77,589.60 = 15,703.00/x
  3. Step 3: Cross multiply
    51,726.23x = 77,589.60 × 15,703.00
  4. Step 4: Simplify right side
    51,726.23x = 1,218,389,585.79
  5. Step 5: Solve for x
    x = 1,218,389,585.79/51,726.23
  6. Step 6: Final answer
    x = 23,554.58

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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.