Home / 199,191.26-274,883.95-108,547.20

Finding the Fourth Proportional to 199,191.26, 274,883.95 and 108,547.20

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Solution

The fourth proportional to 199,191.26, 274,883.95 and 108,547.20 is: 149,795.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,191.26 : 274,883.95 = 108,547.20 : x
  2. Step 2: Convert to fraction form
    199,191.26/274,883.95 = 108,547.20/x
  3. Step 3: Cross multiply
    199,191.26x = 274,883.95 × 108,547.20
  4. Step 4: Simplify right side
    199,191.26x = 29,837,883,233.12
  5. Step 5: Solve for x
    x = 29,837,883,233.12/199,191.26
  6. Step 6: Final answer
    x = 149,795.14

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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.