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Finding the Fourth Proportional to 116,726.20, 175,089.30 and 116,726.20

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Solution

The fourth proportional to 116,726.20, 175,089.30 and 116,726.20 is: 175,089.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,726.20 : 175,089.30 = 116,726.20 : x
  2. Step 2: Convert to fraction form
    116,726.20/175,089.30 = 116,726.20/x
  3. Step 3: Cross multiply
    116,726.20x = 175,089.30 × 116,726.20
  4. Step 4: Simplify right side
    116,726.20x = 20,437,508,649.66
  5. Step 5: Solve for x
    x = 20,437,508,649.66/116,726.20
  6. Step 6: Final answer
    x = 175,089.30

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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.