Home / 70,174.94-96,840.27-38,343.15

Finding the Fourth Proportional to 70,174.94, 96,840.27 and 38,343.15

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Solution

The fourth proportional to 70,174.94, 96,840.27 and 38,343.15 is: 52,912.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,174.94 : 96,840.27 = 38,343.15 : x
  2. Step 2: Convert to fraction form
    70,174.94/96,840.27 = 38,343.15/x
  3. Step 3: Cross multiply
    70,174.94x = 96,840.27 × 38,343.15
  4. Step 4: Simplify right side
    70,174.94x = 3,713,160,998.65
  5. Step 5: Solve for x
    x = 3,713,160,998.65/70,174.94
  6. Step 6: Final answer
    x = 52,912.92

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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.