Home / 106,398.04-146,822.70-58,648.92

Finding the Fourth Proportional to 106,398.04, 146,822.70 and 58,648.92

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Solution

The fourth proportional to 106,398.04, 146,822.70 and 58,648.92 is: 80,931.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,398.04 : 146,822.70 = 58,648.92 : x
  2. Step 2: Convert to fraction form
    106,398.04/146,822.70 = 58,648.92/x
  3. Step 3: Cross multiply
    106,398.04x = 146,822.70 × 58,648.92
  4. Step 4: Simplify right side
    106,398.04x = 8,610,992,786.48
  5. Step 5: Solve for x
    x = 8,610,992,786.48/106,398.04
  6. Step 6: Final answer
    x = 80,931.87

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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.