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Finding the Fourth Proportional to 173,579.48, 260,032.95 and 98,472.43

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Solution

The fourth proportional to 173,579.48, 260,032.95 and 98,472.43 is: 147,517.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,579.48 : 260,032.95 = 98,472.43 : x
  2. Step 2: Convert to fraction form
    173,579.48/260,032.95 = 98,472.43/x
  3. Step 3: Cross multiply
    173,579.48x = 260,032.95 × 98,472.43
  4. Step 4: Simplify right side
    173,579.48x = 25,606,075,166.40
  5. Step 5: Solve for x
    x = 25,606,075,166.40/173,579.48
  6. Step 6: Final answer
    x = 147,517.87

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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.