Home / 42,237.46-63,365.22-15,583.54

Finding the Fourth Proportional to 42,237.46, 63,365.22 and 15,583.54

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Solution

The fourth proportional to 42,237.46, 63,365.22 and 15,583.54 is: 23,378.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,237.46 : 63,365.22 = 15,583.54 : x
  2. Step 2: Convert to fraction form
    42,237.46/63,365.22 = 15,583.54/x
  3. Step 3: Cross multiply
    42,237.46x = 63,365.22 × 15,583.54
  4. Step 4: Simplify right side
    42,237.46x = 987,454,045.74
  5. Step 5: Solve for x
    x = 987,454,045.74/42,237.46
  6. Step 6: Final answer
    x = 23,378.64

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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.