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Finding the Fourth Proportional to 173,373.58, 260,081.21 and 61,030.46

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Solution

The fourth proportional to 173,373.58, 260,081.21 and 61,030.46 is: 91,553.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,373.58 : 260,081.21 = 61,030.46 : x
  2. Step 2: Convert to fraction form
    173,373.58/260,081.21 = 61,030.46/x
  3. Step 3: Cross multiply
    173,373.58x = 260,081.21 × 61,030.46
  4. Step 4: Simplify right side
    173,373.58x = 15,872,876,686.44
  5. Step 5: Solve for x
    x = 15,872,876,686.44/173,373.58
  6. Step 6: Final answer
    x = 91,553.03

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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.