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Finding the Fourth Proportional to 173,677.10, 260,530.05 and 55,345.10

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Solution

The fourth proportional to 173,677.10, 260,530.05 and 55,345.10 is: 83,022.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,677.10 : 260,530.05 = 55,345.10 : x
  2. Step 2: Convert to fraction form
    173,677.10/260,530.05 = 55,345.10/x
  3. Step 3: Cross multiply
    173,677.10x = 260,530.05 × 55,345.10
  4. Step 4: Simplify right side
    173,677.10x = 14,419,061,670.26
  5. Step 5: Solve for x
    x = 14,419,061,670.26/173,677.10
  6. Step 6: Final answer
    x = 83,022.24

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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.