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Finding the Fourth Proportional to 173,783.52, 260,679.84 and 55,454.76

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Solution

The fourth proportional to 173,783.52, 260,679.84 and 55,454.76 is: 83,183.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,783.52 : 260,679.84 = 55,454.76 : x
  2. Step 2: Convert to fraction form
    173,783.52/260,679.84 = 55,454.76/x
  3. Step 3: Cross multiply
    173,783.52x = 260,679.84 × 55,454.76
  4. Step 4: Simplify right side
    173,783.52x = 14,455,937,964.04
  5. Step 5: Solve for x
    x = 14,455,937,964.04/173,783.52
  6. Step 6: Final answer
    x = 83,183.60

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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.