Home / 99,004.16-136,625.92-54,292.48

Finding the Fourth Proportional to 99,004.16, 136,625.92 and 54,292.48

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Solution

The fourth proportional to 99,004.16, 136,625.92 and 54,292.48 is: 74,923.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,004.16 : 136,625.92 = 54,292.48 : x
  2. Step 2: Convert to fraction form
    99,004.16/136,625.92 = 54,292.48/x
  3. Step 3: Cross multiply
    99,004.16x = 136,625.92 × 54,292.48
  4. Step 4: Simplify right side
    99,004.16x = 7,417,760,029.08
  5. Step 5: Solve for x
    x = 7,417,760,029.08/99,004.16
  6. Step 6: Final answer
    x = 74,923.72

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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.