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Finding the Fourth Proportional to 163,773.49, 245,266.57 and 93,439.57

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Solution

The fourth proportional to 163,773.49, 245,266.57 and 93,439.57 is: 139,934.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,773.49 : 245,266.57 = 93,439.57 : x
  2. Step 2: Convert to fraction form
    163,773.49/245,266.57 = 93,439.57/x
  3. Step 3: Cross multiply
    163,773.49x = 245,266.57 × 93,439.57
  4. Step 4: Simplify right side
    163,773.49x = 22,917,602,836.17
  5. Step 5: Solve for x
    x = 22,917,602,836.17/163,773.49
  6. Step 6: Final answer
    x = 139,934.75

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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.