Home / 97,443.80-146,103.06-38,285.72

Finding the Fourth Proportional to 97,443.80, 146,103.06 and 38,285.72

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Solution

The fourth proportional to 97,443.80, 146,103.06 and 38,285.72 is: 57,403.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,443.80 : 146,103.06 = 38,285.72 : x
  2. Step 2: Convert to fraction form
    97,443.80/146,103.06 = 38,285.72/x
  3. Step 3: Cross multiply
    97,443.80x = 146,103.06 × 38,285.72
  4. Step 4: Simplify right side
    97,443.80x = 5,593,660,846.30
  5. Step 5: Solve for x
    x = 5,593,660,846.30/97,443.80
  6. Step 6: Final answer
    x = 57,403.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.