Home / 50,463.48-69,135.30-48,571.74

Finding the Fourth Proportional to 50,463.48, 69,135.30 and 48,571.74

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Solution

The fourth proportional to 50,463.48, 69,135.30 and 48,571.74 is: 66,543.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,463.48 : 69,135.30 = 48,571.74 : x
  2. Step 2: Convert to fraction form
    50,463.48/69,135.30 = 48,571.74/x
  3. Step 3: Cross multiply
    50,463.48x = 69,135.30 × 48,571.74
  4. Step 4: Simplify right side
    50,463.48x = 3,358,021,816.42
  5. Step 5: Solve for x
    x = 3,358,021,816.42/50,463.48
  6. Step 6: Final answer
    x = 66,543.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.