Home / 106,415.65-146,862.35-58,673.53

Finding the Fourth Proportional to 106,415.65, 146,862.35 and 58,673.53

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Solution

The fourth proportional to 106,415.65, 146,862.35 and 58,673.53 is: 80,974.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,415.65 : 146,862.35 = 58,673.53 : x
  2. Step 2: Convert to fraction form
    106,415.65/146,862.35 = 58,673.53/x
  3. Step 3: Cross multiply
    106,415.65x = 146,862.35 × 58,673.53
  4. Step 4: Simplify right side
    106,415.65x = 8,616,932,498.60
  5. Step 5: Solve for x
    x = 8,616,932,498.60/106,415.65
  6. Step 6: Final answer
    x = 80,974.30

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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.