Home / 49,877.62-69,122.35-48,931.42

Finding the Fourth Proportional to 49,877.62, 69,122.35 and 48,931.42

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Solution

The fourth proportional to 49,877.62, 69,122.35 and 48,931.42 is: 67,811.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,877.62 : 69,122.35 = 48,931.42 : x
  2. Step 2: Convert to fraction form
    49,877.62/69,122.35 = 48,931.42/x
  3. Step 3: Cross multiply
    49,877.62x = 69,122.35 × 48,931.42
  4. Step 4: Simplify right side
    49,877.62x = 3,382,254,739.24
  5. Step 5: Solve for x
    x = 3,382,254,739.24/49,877.62
  6. Step 6: Final answer
    x = 67,811.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.