Home / 199,191.32-274,884.02-108,547.25

Finding the Fourth Proportional to 199,191.32, 274,884.02 and 108,547.25

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Solution

The fourth proportional to 199,191.32, 274,884.02 and 108,547.25 is: 149,795.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,191.32 : 274,884.02 = 108,547.25 : x
  2. Step 2: Convert to fraction form
    199,191.32/274,884.02 = 108,547.25/x
  3. Step 3: Cross multiply
    199,191.32x = 274,884.02 × 108,547.25
  4. Step 4: Simplify right side
    199,191.32x = 29,837,902,522.79
  5. Step 5: Solve for x
    x = 29,837,902,522.79/199,191.32
  6. Step 6: Final answer
    x = 149,795.20

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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.