Home / 70,152.24-96,808.50-38,321.28

Finding the Fourth Proportional to 70,152.24, 96,808.50 and 38,321.28

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Solution

The fourth proportional to 70,152.24, 96,808.50 and 38,321.28 is: 52,882.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,152.24 : 96,808.50 = 38,321.28 : x
  2. Step 2: Convert to fraction form
    70,152.24/96,808.50 = 38,321.28/x
  3. Step 3: Cross multiply
    70,152.24x = 96,808.50 × 38,321.28
  4. Step 4: Simplify right side
    70,152.24x = 3,709,825,634.88
  5. Step 5: Solve for x
    x = 3,709,825,634.88/70,152.24
  6. Step 6: Final answer
    x = 52,882.50

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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.