Home / 52,303.00-78,450.05-20,704.47

Finding the Fourth Proportional to 52,303.00, 78,450.05 and 20,704.47

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Solution

The fourth proportional to 52,303.00, 78,450.05 and 20,704.47 is: 31,054.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,303.00 : 78,450.05 = 20,704.47 : x
  2. Step 2: Convert to fraction form
    52,303.00/78,450.05 = 20,704.47/x
  3. Step 3: Cross multiply
    52,303.00x = 78,450.05 × 20,704.47
  4. Step 4: Simplify right side
    52,303.00x = 1,624,266,314.47
  5. Step 5: Solve for x
    x = 1,624,266,314.47/52,303.00
  6. Step 6: Final answer
    x = 31,054.94

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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.