Home / 74,326.24-102,456.93-58,383.01

Finding the Fourth Proportional to 74,326.24, 102,456.93 and 58,383.01

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Solution

The fourth proportional to 74,326.24, 102,456.93 and 58,383.01 is: 80,479.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,326.24 : 102,456.93 = 58,383.01 : x
  2. Step 2: Convert to fraction form
    74,326.24/102,456.93 = 58,383.01/x
  3. Step 3: Cross multiply
    74,326.24x = 102,456.93 × 58,383.01
  4. Step 4: Simplify right side
    74,326.24x = 5,981,744,315.77
  5. Step 5: Solve for x
    x = 5,981,744,315.77/74,326.24
  6. Step 6: Final answer
    x = 80,479.58

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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.