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Finding the Fourth Proportional to 173,463.81, 260,018.48 and 98,425.44

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Solution

The fourth proportional to 173,463.81, 260,018.48 and 98,425.44 is: 147,537.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,463.81 : 260,018.48 = 98,425.44 : x
  2. Step 2: Convert to fraction form
    173,463.81/260,018.48 = 98,425.44/x
  3. Step 3: Cross multiply
    173,463.81x = 260,018.48 × 98,425.44
  4. Step 4: Simplify right side
    173,463.81x = 25,592,432,810.00
  5. Step 5: Solve for x
    x = 25,592,432,810.00/173,463.81
  6. Step 6: Final answer
    x = 147,537.59

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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.