Home / 134,726.19-185,922.06-77,369.27

Finding the Fourth Proportional to 134,726.19, 185,922.06 and 77,369.27

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Solution

The fourth proportional to 134,726.19, 185,922.06 and 77,369.27 is: 106,769.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,726.19 : 185,922.06 = 77,369.27 : x
  2. Step 2: Convert to fraction form
    134,726.19/185,922.06 = 77,369.27/x
  3. Step 3: Cross multiply
    134,726.19x = 185,922.06 × 77,369.27
  4. Step 4: Simplify right side
    134,726.19x = 14,384,653,129.49
  5. Step 5: Solve for x
    x = 14,384,653,129.49/134,726.19
  6. Step 6: Final answer
    x = 106,769.54

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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.