Home / 36,900.06-55,350.45-10,605

Finding the Fourth Proportional to 36,900.06, 55,350.45 and 10,605

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Solution

The fourth proportional to 36,900.06, 55,350.45 and 10,605 is: 15,907.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,900.06 : 55,350.45 = 10,605 : x
  2. Step 2: Convert to fraction form
    36,900.06/55,350.45 = 10,605/x
  3. Step 3: Cross multiply
    36,900.06x = 55,350.45 × 10,605
  4. Step 4: Simplify right side
    36,900.06x = 586,991,522.25
  5. Step 5: Solve for x
    x = 586,991,522.25/36,900.06
  6. Step 6: Final answer
    x = 15,907.60

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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.