Home / 190,097.57-262,393.07-109,578.93

Finding the Fourth Proportional to 190,097.57, 262,393.07 and 109,578.93

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Solution

The fourth proportional to 190,097.57, 262,393.07 and 109,578.93 is: 151,252.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,097.57 : 262,393.07 = 109,578.93 : x
  2. Step 2: Convert to fraction form
    190,097.57/262,393.07 = 109,578.93/x
  3. Step 3: Cross multiply
    190,097.57x = 262,393.07 × 109,578.93
  4. Step 4: Simplify right side
    190,097.57x = 28,752,751,302.12
  5. Step 5: Solve for x
    x = 28,752,751,302.12/190,097.57
  6. Step 6: Final answer
    x = 151,252.60

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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.