Home / 45,407.74-68,111.99-15,825.53

Finding the Fourth Proportional to 45,407.74, 68,111.99 and 15,825.53

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Solution

The fourth proportional to 45,407.74, 68,111.99 and 15,825.53 is: 23,738.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,407.74 : 68,111.99 = 15,825.53 : x
  2. Step 2: Convert to fraction form
    45,407.74/68,111.99 = 15,825.53/x
  3. Step 3: Cross multiply
    45,407.74x = 68,111.99 × 15,825.53
  4. Step 4: Simplify right side
    45,407.74x = 1,077,908,108.47
  5. Step 5: Solve for x
    x = 1,077,908,108.47/45,407.74
  6. Step 6: Final answer
    x = 23,738.42

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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.