Home / 48,629.64-72,849.24-43,340.16

Finding the Fourth Proportional to 48,629.64, 72,849.24 and 43,340.16

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Solution

The fourth proportional to 48,629.64, 72,849.24 and 43,340.16 is: 64,925.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,629.64 : 72,849.24 = 43,340.16 : x
  2. Step 2: Convert to fraction form
    48,629.64/72,849.24 = 43,340.16/x
  3. Step 3: Cross multiply
    48,629.64x = 72,849.24 × 43,340.16
  4. Step 4: Simplify right side
    48,629.64x = 3,157,297,717.48
  5. Step 5: Solve for x
    x = 3,157,297,717.48/48,629.64
  6. Step 6: Final answer
    x = 64,925.38

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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.