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Finding the Fourth Proportional to 163,477.52, 245,214.71 and 96,869.71

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Solution

The fourth proportional to 163,477.52, 245,214.71 and 96,869.71 is: 145,303.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,477.52 : 245,214.71 = 96,869.71 : x
  2. Step 2: Convert to fraction form
    163,477.52/245,214.71 = 96,869.71/x
  3. Step 3: Cross multiply
    163,477.52x = 245,214.71 × 96,869.71
  4. Step 4: Simplify right side
    163,477.52x = 23,753,876,135.01
  5. Step 5: Solve for x
    x = 23,753,876,135.01/163,477.52
  6. Step 6: Final answer
    x = 145,303.62

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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.