Home / 70,683.05-97,542.68-38,851.26

Finding the Fourth Proportional to 70,683.05, 97,542.68 and 38,851.26

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Solution

The fourth proportional to 70,683.05, 97,542.68 and 38,851.26 is: 53,614.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,683.05 : 97,542.68 = 38,851.26 : x
  2. Step 2: Convert to fraction form
    70,683.05/97,542.68 = 38,851.26/x
  3. Step 3: Cross multiply
    70,683.05x = 97,542.68 × 38,851.26
  4. Step 4: Simplify right side
    70,683.05x = 3,789,655,827.52
  5. Step 5: Solve for x
    x = 3,789,655,827.52/70,683.05
  6. Step 6: Final answer
    x = 53,614.78

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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.