Home / 63,480.72-87,601.32-38,325.84

Finding the Fourth Proportional to 63,480.72, 87,601.32 and 38,325.84

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Solution

The fourth proportional to 63,480.72, 87,601.32 and 38,325.84 is: 52,888.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,480.72 : 87,601.32 = 38,325.84 : x
  2. Step 2: Convert to fraction form
    63,480.72/87,601.32 = 38,325.84/x
  3. Step 3: Cross multiply
    63,480.72x = 87,601.32 × 38,325.84
  4. Step 4: Simplify right side
    63,480.72x = 3,357,394,174.11
  5. Step 5: Solve for x
    x = 3,357,394,174.11/63,480.72
  6. Step 6: Final answer
    x = 52,888.41

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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.