Home / 48,762.42-73,041.57-31,142.58

Finding the Fourth Proportional to 48,762.42, 73,041.57 and 31,142.58

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Solution

The fourth proportional to 48,762.42, 73,041.57 and 31,142.58 is: 46,648.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,762.42 : 73,041.57 = 31,142.58 : x
  2. Step 2: Convert to fraction form
    48,762.42/73,041.57 = 31,142.58/x
  3. Step 3: Cross multiply
    48,762.42x = 73,041.57 × 31,142.58
  4. Step 4: Simplify right side
    48,762.42x = 2,274,702,937.05
  5. Step 5: Solve for x
    x = 2,274,702,937.05/48,762.42
  6. Step 6: Final answer
    x = 46,648.69

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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.