Home / 173,763.30-260,666.42-61,420.34

Finding the Fourth Proportional to 173,763.30, 260,666.42 and 61,420.34

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Solution

The fourth proportional to 173,763.30, 260,666.42 and 61,420.34 is: 92,138.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,763.30 : 260,666.42 = 61,420.34 : x
  2. Step 2: Convert to fraction form
    173,763.30/260,666.42 = 61,420.34/x
  3. Step 3: Cross multiply
    173,763.30x = 260,666.42 × 61,420.34
  4. Step 4: Simplify right side
    173,763.30x = 16,010,220,142.98
  5. Step 5: Solve for x
    x = 16,010,220,142.98/173,763.30
  6. Step 6: Final answer
    x = 92,138.10

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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.