Home / 70,545.82-97,354.83-38,716.75

Finding the Fourth Proportional to 70,545.82, 97,354.83 and 38,716.75

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Solution

The fourth proportional to 70,545.82, 97,354.83 and 38,716.75 is: 53,429.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,545.82 : 97,354.83 = 38,716.75 : x
  2. Step 2: Convert to fraction form
    70,545.82/97,354.83 = 38,716.75/x
  3. Step 3: Cross multiply
    70,545.82x = 97,354.83 × 38,716.75
  4. Step 4: Simplify right side
    70,545.82x = 3,769,262,614.40
  5. Step 5: Solve for x
    x = 3,769,262,614.40/70,545.82
  6. Step 6: Final answer
    x = 53,429.99

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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.