Home / 48,681.98-67,120.26-40,627.22

Finding the Fourth Proportional to 48,681.98, 67,120.26 and 40,627.22

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Solution

The fourth proportional to 48,681.98, 67,120.26 and 40,627.22 is: 56,014.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,681.98 : 67,120.26 = 40,627.22 : x
  2. Step 2: Convert to fraction form
    48,681.98/67,120.26 = 40,627.22/x
  3. Step 3: Cross multiply
    48,681.98x = 67,120.26 × 40,627.22
  4. Step 4: Simplify right side
    48,681.98x = 2,726,909,569.48
  5. Step 5: Solve for x
    x = 2,726,909,569.48/48,681.98
  6. Step 6: Final answer
    x = 56,014.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.