Home / 106,355.83-146,772.02-58,610.89

Finding the Fourth Proportional to 106,355.83, 146,772.02 and 58,610.89

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Solution

The fourth proportional to 106,355.83, 146,772.02 and 58,610.89 is: 80,883.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,355.83 : 146,772.02 = 58,610.89 : x
  2. Step 2: Convert to fraction form
    106,355.83/146,772.02 = 58,610.89/x
  3. Step 3: Cross multiply
    106,355.83x = 146,772.02 × 58,610.89
  4. Step 4: Simplify right side
    106,355.83x = 8,602,438,719.30
  5. Step 5: Solve for x
    x = 8,602,438,719.30/106,355.83
  6. Step 6: Final answer
    x = 80,883.57

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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.