Home / 59,772.54-89,632.88-20,319.06

Finding the Fourth Proportional to 59,772.54, 89,632.88 and 20,319.06

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Solution

The fourth proportional to 59,772.54, 89,632.88 and 20,319.06 is: 30,469.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,772.54 : 89,632.88 = 20,319.06 : x
  2. Step 2: Convert to fraction form
    59,772.54/89,632.88 = 20,319.06/x
  3. Step 3: Cross multiply
    59,772.54x = 89,632.88 × 20,319.06
  4. Step 4: Simplify right side
    59,772.54x = 1,821,255,866.69
  5. Step 5: Solve for x
    x = 1,821,255,866.69/59,772.54
  6. Step 6: Final answer
    x = 30,469.78

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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.