Home / 70,226.02-96,911.89-38,394.91

Finding the Fourth Proportional to 70,226.02, 96,911.89 and 38,394.91

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Solution

The fourth proportional to 70,226.02, 96,911.89 and 38,394.91 is: 52,984.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,226.02 : 96,911.89 = 38,394.91 : x
  2. Step 2: Convert to fraction form
    70,226.02/96,911.89 = 38,394.91/x
  3. Step 3: Cross multiply
    70,226.02x = 96,911.89 × 38,394.91
  4. Step 4: Simplify right side
    70,226.02x = 3,720,923,294.48
  5. Step 5: Solve for x
    x = 3,720,923,294.48/70,226.02
  6. Step 6: Final answer
    x = 52,984.97

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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.