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Finding the Fourth Proportional to 62,295.98, 93,458.84 and 20,176.16

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Solution

The fourth proportional to 62,295.98, 93,458.84 and 20,176.16 is: 30,269.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,295.98 : 93,458.84 = 20,176.16 : x
  2. Step 2: Convert to fraction form
    62,295.98/93,458.84 = 20,176.16/x
  3. Step 3: Cross multiply
    62,295.98x = 93,458.84 × 20,176.16
  4. Step 4: Simplify right side
    62,295.98x = 1,885,639,941.08
  5. Step 5: Solve for x
    x = 1,885,639,941.08/62,295.98
  6. Step 6: Final answer
    x = 30,269.05

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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.