Home / 52,529.76-78,807.60-17,469.72

Finding the Fourth Proportional to 52,529.76, 78,807.60 and 17,469.72

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Solution

The fourth proportional to 52,529.76, 78,807.60 and 17,469.72 is: 26,208.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,529.76 : 78,807.60 = 17,469.72 : x
  2. Step 2: Convert to fraction form
    52,529.76/78,807.60 = 17,469.72/x
  3. Step 3: Cross multiply
    52,529.76x = 78,807.60 × 17,469.72
  4. Step 4: Simplify right side
    52,529.76x = 1,376,746,705.87
  5. Step 5: Solve for x
    x = 1,376,746,705.87/52,529.76
  6. Step 6: Final answer
    x = 26,208.89

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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.