Home / 199,080.18-274,728.51-114,210.54

Finding the Fourth Proportional to 199,080.18, 274,728.51 and 114,210.54

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Solution

The fourth proportional to 199,080.18, 274,728.51 and 114,210.54 is: 157,609.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,080.18 : 274,728.51 = 114,210.54 : x
  2. Step 2: Convert to fraction form
    199,080.18/274,728.51 = 114,210.54/x
  3. Step 3: Cross multiply
    199,080.18x = 274,728.51 × 114,210.54
  4. Step 4: Simplify right side
    199,080.18x = 31,376,891,480.50
  5. Step 5: Solve for x
    x = 31,376,891,480.50/199,080.18
  6. Step 6: Final answer
    x = 157,609.32

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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.