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Finding the Fourth Proportional to 174,304.71, 261,370.73 and 61,968.11

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Solution

The fourth proportional to 174,304.71, 261,370.73 and 61,968.11 is: 92,921.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,304.71 : 261,370.73 = 61,968.11 : x
  2. Step 2: Convert to fraction form
    174,304.71/261,370.73 = 61,968.11/x
  3. Step 3: Cross multiply
    174,304.71x = 261,370.73 × 61,968.11
  4. Step 4: Simplify right side
    174,304.71x = 16,196,648,995.49
  5. Step 5: Solve for x
    x = 16,196,648,995.49/174,304.71
  6. Step 6: Final answer
    x = 92,921.46

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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.