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Finding the Fourth Proportional to 173,605.56, 260,417.25 and 48,956.28

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Solution

The fourth proportional to 173,605.56, 260,417.25 and 48,956.28 is: 73,436.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,605.56 : 260,417.25 = 48,956.28 : x
  2. Step 2: Convert to fraction form
    173,605.56/260,417.25 = 48,956.28/x
  3. Step 3: Cross multiply
    173,605.56x = 260,417.25 × 48,956.28
  4. Step 4: Simplify right side
    173,605.56x = 12,749,059,807.83
  5. Step 5: Solve for x
    x = 12,749,059,807.83/173,605.56
  6. Step 6: Final answer
    x = 73,436.93

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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.