Home / 69,961.34-96,548.70-38,132.30

Finding the Fourth Proportional to 69,961.34, 96,548.70 and 38,132.30

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Solution

The fourth proportional to 69,961.34, 96,548.70 and 38,132.30 is: 52,623.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,961.34 : 96,548.70 = 38,132.30 : x
  2. Step 2: Convert to fraction form
    69,961.34/96,548.70 = 38,132.30/x
  3. Step 3: Cross multiply
    69,961.34x = 96,548.70 × 38,132.30
  4. Step 4: Simplify right side
    69,961.34x = 3,681,623,993.01
  5. Step 5: Solve for x
    x = 3,681,623,993.01/69,961.34
  6. Step 6: Final answer
    x = 52,623.69

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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.