Home / 42,063.48-63,077.94-15,754.68

Finding the Fourth Proportional to 42,063.48, 63,077.94 and 15,754.68

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Solution

The fourth proportional to 42,063.48, 63,077.94 and 15,754.68 is: 23,625.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,063.48 : 63,077.94 = 15,754.68 : x
  2. Step 2: Convert to fraction form
    42,063.48/63,077.94 = 15,754.68/x
  3. Step 3: Cross multiply
    42,063.48x = 63,077.94 × 15,754.68
  4. Step 4: Simplify right side
    42,063.48x = 993,772,759.76
  5. Step 5: Solve for x
    x = 993,772,759.76/42,063.48
  6. Step 6: Final answer
    x = 23,625.55

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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.