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Finding the Fourth Proportional to 163,422.41, 245,070.44 and 63,569.12

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Solution

The fourth proportional to 163,422.41, 245,070.44 and 63,569.12 is: 95,329.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,422.41 : 245,070.44 = 63,569.12 : x
  2. Step 2: Convert to fraction form
    163,422.41/245,070.44 = 63,569.12/x
  3. Step 3: Cross multiply
    163,422.41x = 245,070.44 × 63,569.12
  4. Step 4: Simplify right side
    163,422.41x = 15,578,911,890.97
  5. Step 5: Solve for x
    x = 15,578,911,890.97/163,422.41
  6. Step 6: Final answer
    x = 95,329.10

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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.