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Finding the Fourth Proportional to 59,632.94, 89,453.54 and 20,176.71

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Solution

The fourth proportional to 59,632.94, 89,453.54 and 20,176.71 is: 30,266.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,632.94 : 89,453.54 = 20,176.71 : x
  2. Step 2: Convert to fraction form
    59,632.94/89,453.54 = 20,176.71/x
  3. Step 3: Cross multiply
    59,632.94x = 89,453.54 × 20,176.71
  4. Step 4: Simplify right side
    59,632.94x = 1,804,878,185.50
  5. Step 5: Solve for x
    x = 1,804,878,185.50/59,632.94
  6. Step 6: Final answer
    x = 30,266.47

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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.