Home / 50,221.67-75,330.06-18,637.88

Finding the Fourth Proportional to 50,221.67, 75,330.06 and 18,637.88

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Solution

The fourth proportional to 50,221.67, 75,330.06 and 18,637.88 is: 27,955.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,221.67 : 75,330.06 = 18,637.88 : x
  2. Step 2: Convert to fraction form
    50,221.67/75,330.06 = 18,637.88/x
  3. Step 3: Cross multiply
    50,221.67x = 75,330.06 × 18,637.88
  4. Step 4: Simplify right side
    50,221.67x = 1,403,992,947.76
  5. Step 5: Solve for x
    x = 1,403,992,947.76/50,221.67
  6. Step 6: Final answer
    x = 27,955.92

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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.