Home / 83,429.81-125,066.95-41,828.21

Finding the Fourth Proportional to 83,429.81, 125,066.95 and 41,828.21

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Solution

The fourth proportional to 83,429.81, 125,066.95 and 41,828.21 is: 62,703.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,429.81 : 125,066.95 = 41,828.21 : x
  2. Step 2: Convert to fraction form
    83,429.81/125,066.95 = 41,828.21/x
  3. Step 3: Cross multiply
    83,429.81x = 125,066.95 × 41,828.21
  4. Step 4: Simplify right side
    83,429.81x = 5,231,326,648.66
  5. Step 5: Solve for x
    x = 5,231,326,648.66/83,429.81
  6. Step 6: Final answer
    x = 62,703.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.