Home / 106,101.84-146,422.08-60,779.52

Finding the Fourth Proportional to 106,101.84, 146,422.08 and 60,779.52

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Solution

The fourth proportional to 106,101.84, 146,422.08 and 60,779.52 is: 83,876.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,101.84 : 146,422.08 = 60,779.52 : x
  2. Step 2: Convert to fraction form
    106,101.84/146,422.08 = 60,779.52/x
  3. Step 3: Cross multiply
    106,101.84x = 146,422.08 × 60,779.52
  4. Step 4: Simplify right side
    106,101.84x = 8,899,463,739.80
  5. Step 5: Solve for x
    x = 8,899,463,739.80/106,101.84
  6. Step 6: Final answer
    x = 83,876.62

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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.