Home / 42,462.73-63,700.25-15,806.51

Finding the Fourth Proportional to 42,462.73, 63,700.25 and 15,806.51

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Solution

The fourth proportional to 42,462.73, 63,700.25 and 15,806.51 is: 23,712.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,462.73 : 63,700.25 = 15,806.51 : x
  2. Step 2: Convert to fraction form
    42,462.73/63,700.25 = 15,806.51/x
  3. Step 3: Cross multiply
    42,462.73x = 63,700.25 × 15,806.51
  4. Step 4: Simplify right side
    42,462.73x = 1,006,878,449.44
  5. Step 5: Solve for x
    x = 1,006,878,449.44/42,462.73
  6. Step 6: Final answer
    x = 23,712.05

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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.