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Finding the Fourth Proportional to 173,823.80, 260,735.70 and 55,507.10

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Solution

The fourth proportional to 173,823.80, 260,735.70 and 55,507.10 is: 83,260.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,823.80 : 260,735.70 = 55,507.10 : x
  2. Step 2: Convert to fraction form
    173,823.80/260,735.70 = 55,507.10/x
  3. Step 3: Cross multiply
    173,823.80x = 260,735.70 × 55,507.10
  4. Step 4: Simplify right side
    173,823.80x = 14,472,682,573.47
  5. Step 5: Solve for x
    x = 14,472,682,573.47/173,823.80
  6. Step 6: Final answer
    x = 83,260.65

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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.