Home / 59,828.15-89,724.94-20,384.39

Finding the Fourth Proportional to 59,828.15, 89,724.94 and 20,384.39

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Solution

The fourth proportional to 59,828.15, 89,724.94 and 20,384.39 is: 30,570.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,828.15 : 89,724.94 = 20,384.39 : x
  2. Step 2: Convert to fraction form
    59,828.15/89,724.94 = 20,384.39/x
  3. Step 3: Cross multiply
    59,828.15x = 89,724.94 × 20,384.39
  4. Step 4: Simplify right side
    59,828.15x = 1,828,988,169.69
  5. Step 5: Solve for x
    x = 1,828,988,169.69/59,828.15
  6. Step 6: Final answer
    x = 30,570.70

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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.