Home / 106,625.03-147,167.75-61,329.17

Finding the Fourth Proportional to 106,625.03, 147,167.75 and 61,329.17

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Solution

The fourth proportional to 106,625.03, 147,167.75 and 61,329.17 is: 84,648.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,625.03 : 147,167.75 = 61,329.17 : x
  2. Step 2: Convert to fraction form
    106,625.03/147,167.75 = 61,329.17/x
  3. Step 3: Cross multiply
    106,625.03x = 147,167.75 × 61,329.17
  4. Step 4: Simplify right side
    106,625.03x = 9,025,676,479.51
  5. Step 5: Solve for x
    x = 9,025,676,479.51/106,625.03
  6. Step 6: Final answer
    x = 84,648.76

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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.