Home / 42,137.97-63,216.36-15,842.94

Finding the Fourth Proportional to 42,137.97, 63,216.36 and 15,842.94

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Solution

The fourth proportional to 42,137.97, 63,216.36 and 15,842.94 is: 23,767.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,137.97 : 63,216.36 = 15,842.94 : x
  2. Step 2: Convert to fraction form
    42,137.97/63,216.36 = 15,842.94/x
  3. Step 3: Cross multiply
    42,137.97x = 63,216.36 × 15,842.94
  4. Step 4: Simplify right side
    42,137.97x = 1,001,532,998.50
  5. Step 5: Solve for x
    x = 1,001,532,998.50/42,137.97
  6. Step 6: Final answer
    x = 23,767.95

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1.5x scale

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.