Home / 48,684.48-67,123.71-40,629.72

Finding the Fourth Proportional to 48,684.48, 67,123.71 and 40,629.72

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Solution

The fourth proportional to 48,684.48, 67,123.71 and 40,629.72 is: 56,018.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,684.48 : 67,123.71 = 40,629.72 : x
  2. Step 2: Convert to fraction form
    48,684.48/67,123.71 = 40,629.72/x
  3. Step 3: Cross multiply
    48,684.48x = 67,123.71 × 40,629.72
  4. Step 4: Simplify right side
    48,684.48x = 2,727,217,542.66
  5. Step 5: Solve for x
    x = 2,727,217,542.66/48,684.48
  6. Step 6: Final answer
    x = 56,018.21

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1.5x scale

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.