Home / 63,682.40-87,883.38-38,192.92

Finding the Fourth Proportional to 63,682.40, 87,883.38 and 38,192.92

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Solution

The fourth proportional to 63,682.40, 87,883.38 and 38,192.92 is: 52,707.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,682.40 : 87,883.38 = 38,192.92 : x
  2. Step 2: Convert to fraction form
    63,682.40/87,883.38 = 38,192.92/x
  3. Step 3: Cross multiply
    63,682.40x = 87,883.38 × 38,192.92
  4. Step 4: Simplify right side
    63,682.40x = 3,356,522,681.96
  5. Step 5: Solve for x
    x = 3,356,522,681.96/63,682.40
  6. Step 6: Final answer
    x = 52,707.22

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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.