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Finding the Fourth Proportional to 163,303, 244,970 and 63,470.92

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Solution

The fourth proportional to 163,303, 244,970 and 63,470.92 is: 95,212.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,303 : 244,970 = 63,470.92 : x
  2. Step 2: Convert to fraction form
    163,303/244,970 = 63,470.92/x
  3. Step 3: Cross multiply
    163,303x = 244,970 × 63,470.92
  4. Step 4: Simplify right side
    163,303x = 15,548,471,272.40
  5. Step 5: Solve for x
    x = 15,548,471,272.40/163,303
  6. Step 6: Final answer
    x = 95,212.40

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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.