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Finding the Fourth Proportional to 173,890.37, 260,850.14 and 55,559.09

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Solution

The fourth proportional to 173,890.37, 260,850.14 and 55,559.09 is: 83,343.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,890.37 : 260,850.14 = 55,559.09 : x
  2. Step 2: Convert to fraction form
    173,890.37/260,850.14 = 55,559.09/x
  3. Step 3: Cross multiply
    173,890.37x = 260,850.14 × 55,559.09
  4. Step 4: Simplify right side
    173,890.37x = 14,492,596,404.77
  5. Step 5: Solve for x
    x = 14,492,596,404.77/173,890.37
  6. Step 6: Final answer
    x = 83,343.30

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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.