Home / 59,430.40-82,003.20-38,204.80

Finding the Fourth Proportional to 59,430.40, 82,003.20 and 38,204.80

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Solution

The fourth proportional to 59,430.40, 82,003.20 and 38,204.80 is: 52,715.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,430.40 : 82,003.20 = 38,204.80 : x
  2. Step 2: Convert to fraction form
    59,430.40/82,003.20 = 38,204.80/x
  3. Step 3: Cross multiply
    59,430.40x = 82,003.20 × 38,204.80
  4. Step 4: Simplify right side
    59,430.40x = 3,132,915,855.36
  5. Step 5: Solve for x
    x = 3,132,915,855.36/59,430.40
  6. Step 6: Final answer
    x = 52,715.71

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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.