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Finding the Fourth Proportional to 173,994.50, 260,950.70 and 98,125.68

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Solution

The fourth proportional to 173,994.50, 260,950.70 and 98,125.68 is: 147,165.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,994.50 : 260,950.70 = 98,125.68 : x
  2. Step 2: Convert to fraction form
    173,994.50/260,950.70 = 98,125.68/x
  3. Step 3: Cross multiply
    173,994.50x = 260,950.70 × 98,125.68
  4. Step 4: Simplify right side
    173,994.50x = 25,605,964,883.98
  5. Step 5: Solve for x
    x = 25,605,964,883.98/173,994.50
  6. Step 6: Final answer
    x = 147,165.37

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1.5x scale

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.