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Finding the Fourth Proportional to 173,624.90, 260,437.35 and 48,965.90

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Solution

The fourth proportional to 173,624.90, 260,437.35 and 48,965.90 is: 73,448.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,624.90 : 260,437.35 = 48,965.90 : x
  2. Step 2: Convert to fraction form
    173,624.90/260,437.35 = 48,965.90/x
  3. Step 3: Cross multiply
    173,624.90x = 260,437.35 × 48,965.90
  4. Step 4: Simplify right side
    173,624.90x = 12,752,549,236.37
  5. Step 5: Solve for x
    x = 12,752,549,236.37/173,624.90
  6. Step 6: Final answer
    x = 73,448.85

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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.