Home / 199,547.57-275,382.05-113,504.33

Finding the Fourth Proportional to 199,547.57, 275,382.05 and 113,504.33

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Solution

The fourth proportional to 199,547.57, 275,382.05 and 113,504.33 is: 156,639.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,547.57 : 275,382.05 = 113,504.33 : x
  2. Step 2: Convert to fraction form
    199,547.57/275,382.05 = 113,504.33/x
  3. Step 3: Cross multiply
    199,547.57x = 275,382.05 × 113,504.33
  4. Step 4: Simplify right side
    199,547.57x = 31,257,055,079.28
  5. Step 5: Solve for x
    x = 31,257,055,079.28/199,547.57
  6. Step 6: Final answer
    x = 156,639.62

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1.5x scale

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.