Home / 75,891.40-113,826.30-25,973.80

Finding the Fourth Proportional to 75,891.40, 113,826.30 and 25,973.80

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Solution

The fourth proportional to 75,891.40, 113,826.30 and 25,973.80 is: 38,957.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,891.40 : 113,826.30 = 25,973.80 : x
  2. Step 2: Convert to fraction form
    75,891.40/113,826.30 = 25,973.80/x
  3. Step 3: Cross multiply
    75,891.40x = 113,826.30 × 25,973.80
  4. Step 4: Simplify right side
    75,891.40x = 2,956,501,550.94
  5. Step 5: Solve for x
    x = 2,956,501,550.94/75,891.40
  6. Step 6: Final answer
    x = 38,957.00

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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.