Home / 190,278.13-285,434.05-50,036.75

Finding the Fourth Proportional to 190,278.13, 285,434.05 and 50,036.75

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Solution

The fourth proportional to 190,278.13, 285,434.05 and 50,036.75 is: 75,059.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,278.13 : 285,434.05 = 50,036.75 : x
  2. Step 2: Convert to fraction form
    190,278.13/285,434.05 = 50,036.75/x
  3. Step 3: Cross multiply
    190,278.13x = 285,434.05 × 50,036.75
  4. Step 4: Simplify right side
    190,278.13x = 14,282,192,201.34
  5. Step 5: Solve for x
    x = 14,282,192,201.34/190,278.13
  6. Step 6: Final answer
    x = 75,059.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.