Home / 190,282.25-262,462.94-122,385.14

Finding the Fourth Proportional to 190,282.25, 262,462.94 and 122,385.14

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Solution

The fourth proportional to 190,282.25, 262,462.94 and 122,385.14 is: 168,810.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,282.25 : 262,462.94 = 122,385.14 : x
  2. Step 2: Convert to fraction form
    190,282.25/262,462.94 = 122,385.14/x
  3. Step 3: Cross multiply
    190,282.25x = 262,462.94 × 122,385.14
  4. Step 4: Simplify right side
    190,282.25x = 32,121,561,732.47
  5. Step 5: Solve for x
    x = 32,121,561,732.47/190,282.25
  6. Step 6: Final answer
    x = 168,810.08

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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.