Home / 109,097.90-163,645.19-49,083.99

Finding the Fourth Proportional to 109,097.90, 163,645.19 and 49,083.99

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Solution

The fourth proportional to 109,097.90, 163,645.19 and 49,083.99 is: 73,625.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,097.90 : 163,645.19 = 49,083.99 : x
  2. Step 2: Convert to fraction form
    109,097.90/163,645.19 = 49,083.99/x
  3. Step 3: Cross multiply
    109,097.90x = 163,645.19 × 49,083.99
  4. Step 4: Simplify right side
    109,097.90x = 8,032,358,869.51
  5. Step 5: Solve for x
    x = 8,032,358,869.51/109,097.90
  6. Step 6: Final answer
    x = 73,625.24

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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.