Home / 70,243.74-96,923.25-39,607.74

Finding the Fourth Proportional to 70,243.74, 96,923.25 and 39,607.74

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Solution

The fourth proportional to 70,243.74, 96,923.25 and 39,607.74 is: 54,651.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,243.74 : 96,923.25 = 39,607.74 : x
  2. Step 2: Convert to fraction form
    70,243.74/96,923.25 = 39,607.74/x
  3. Step 3: Cross multiply
    70,243.74x = 96,923.25 × 39,607.74
  4. Step 4: Simplify right side
    70,243.74x = 3,838,910,885.96
  5. Step 5: Solve for x
    x = 3,838,910,885.96/70,243.74
  6. Step 6: Final answer
    x = 54,651.29

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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.