Home / 91,834.14-126,614.68-70,349.34

Finding the Fourth Proportional to 91,834.14, 126,614.68 and 70,349.34

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Solution

The fourth proportional to 91,834.14, 126,614.68 and 70,349.34 is: 96,992.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,834.14 : 126,614.68 = 70,349.34 : x
  2. Step 2: Convert to fraction form
    91,834.14/126,614.68 = 70,349.34/x
  3. Step 3: Cross multiply
    91,834.14x = 126,614.68 × 70,349.34
  4. Step 4: Simplify right side
    91,834.14x = 8,907,259,172.31
  5. Step 5: Solve for x
    x = 8,907,259,172.31/91,834.14
  6. Step 6: Final answer
    x = 96,992.90

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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.