Home / 48,777.42-67,270.71-31,775.25

Finding the Fourth Proportional to 48,777.42, 67,270.71 and 31,775.25

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Solution

The fourth proportional to 48,777.42, 67,270.71 and 31,775.25 is: 43,822.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,777.42 : 67,270.71 = 31,775.25 : x
  2. Step 2: Convert to fraction form
    48,777.42/67,270.71 = 31,775.25/x
  3. Step 3: Cross multiply
    48,777.42x = 67,270.71 × 31,775.25
  4. Step 4: Simplify right side
    48,777.42x = 2,137,543,627.93
  5. Step 5: Solve for x
    x = 2,137,543,627.93/48,777.42
  6. Step 6: Final answer
    x = 43,822.40

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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.