Home / 50,043.56-75,062.09-18,878.00

Finding the Fourth Proportional to 50,043.56, 75,062.09 and 18,878.00

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Solution

The fourth proportional to 50,043.56, 75,062.09 and 18,878.00 is: 28,315.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,043.56 : 75,062.09 = 18,878.00 : x
  2. Step 2: Convert to fraction form
    50,043.56/75,062.09 = 18,878.00/x
  3. Step 3: Cross multiply
    50,043.56x = 75,062.09 × 18,878.00
  4. Step 4: Simplify right side
    50,043.56x = 1,417,021,806.90
  5. Step 5: Solve for x
    x = 1,417,021,806.90/50,043.56
  6. Step 6: Final answer
    x = 28,315.77

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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.