Home / 70,160.72-96,817.23-38,329.61

Finding the Fourth Proportional to 70,160.72, 96,817.23 and 38,329.61

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Solution

The fourth proportional to 70,160.72, 96,817.23 and 38,329.61 is: 52,892.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,160.72 : 96,817.23 = 38,329.61 : x
  2. Step 2: Convert to fraction form
    70,160.72/96,817.23 = 38,329.61/x
  3. Step 3: Cross multiply
    70,160.72x = 96,817.23 × 38,329.61
  4. Step 4: Simplify right side
    70,160.72x = 3,710,966,183.09
  5. Step 5: Solve for x
    x = 3,710,966,183.09/70,160.72
  6. Step 6: Final answer
    x = 52,892.37

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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.