Home / 94,146.36-129,924.24-51,705.81

Finding the Fourth Proportional to 94,146.36, 129,924.24 and 51,705.81

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Solution

The fourth proportional to 94,146.36, 129,924.24 and 51,705.81 is: 71,355.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,146.36 : 129,924.24 = 51,705.81 : x
  2. Step 2: Convert to fraction form
    94,146.36/129,924.24 = 51,705.81/x
  3. Step 3: Cross multiply
    94,146.36x = 129,924.24 × 51,705.81
  4. Step 4: Simplify right side
    94,146.36x = 6,717,838,067.83
  5. Step 5: Solve for x
    x = 6,717,838,067.83/94,146.36
  6. Step 6: Final answer
    x = 71,355.26

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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.