Home / 190,045.28-262,256.88-104,001.84

Finding the Fourth Proportional to 190,045.28, 262,256.88 and 104,001.84

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Solution

The fourth proportional to 190,045.28, 262,256.88 and 104,001.84 is: 143,519.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,045.28 : 262,256.88 = 104,001.84 : x
  2. Step 2: Convert to fraction form
    190,045.28/262,256.88 = 104,001.84/x
  3. Step 3: Cross multiply
    190,045.28x = 262,256.88 × 104,001.84
  4. Step 4: Simplify right side
    190,045.28x = 27,275,198,072.66
  5. Step 5: Solve for x
    x = 27,275,198,072.66/190,045.28
  6. Step 6: Final answer
    x = 143,519.47

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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.