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Finding the Fourth Proportional to 163,339.76, 244,854.12 and 52,454

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Solution

The fourth proportional to 163,339.76, 244,854.12 and 52,454 is: 78,631.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,339.76 : 244,854.12 = 52,454 : x
  2. Step 2: Convert to fraction form
    163,339.76/244,854.12 = 52,454/x
  3. Step 3: Cross multiply
    163,339.76x = 244,854.12 × 52,454
  4. Step 4: Simplify right side
    163,339.76x = 12,843,578,010.48
  5. Step 5: Solve for x
    x = 12,843,578,010.48/163,339.76
  6. Step 6: Final answer
    x = 78,631.06

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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.