Home / 55,337.77-83,012.12-15,900.69

Finding the Fourth Proportional to 55,337.77, 83,012.12 and 15,900.69

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Solution

The fourth proportional to 55,337.77, 83,012.12 and 15,900.69 is: 23,852.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,337.77 : 83,012.12 = 15,900.69 : x
  2. Step 2: Convert to fraction form
    55,337.77/83,012.12 = 15,900.69/x
  3. Step 3: Cross multiply
    55,337.77x = 83,012.12 × 15,900.69
  4. Step 4: Simplify right side
    55,337.77x = 1,319,949,986.36
  5. Step 5: Solve for x
    x = 1,319,949,986.36/55,337.77
  6. Step 6: Final answer
    x = 23,852.61

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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.