Home / 59,731.76-89,653.07-30,170.36

Finding the Fourth Proportional to 59,731.76, 89,653.07 and 30,170.36

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Solution

The fourth proportional to 59,731.76, 89,653.07 and 30,170.36 is: 45,283.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,731.76 : 89,653.07 = 30,170.36 : x
  2. Step 2: Convert to fraction form
    59,731.76/89,653.07 = 30,170.36/x
  3. Step 3: Cross multiply
    59,731.76x = 89,653.07 × 30,170.36
  4. Step 4: Simplify right side
    59,731.76x = 2,704,864,797.89
  5. Step 5: Solve for x
    x = 2,704,864,797.89/59,731.76
  6. Step 6: Final answer
    x = 45,283.53

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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.