Home / 59,351.20-89,040.13-19,907.30

Finding the Fourth Proportional to 59,351.20, 89,040.13 and 19,907.30

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Solution

The fourth proportional to 59,351.20, 89,040.13 and 19,907.30 is: 29,865.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,351.20 : 89,040.13 = 19,907.30 : x
  2. Step 2: Convert to fraction form
    59,351.20/89,040.13 = 19,907.30/x
  3. Step 3: Cross multiply
    59,351.20x = 89,040.13 × 19,907.30
  4. Step 4: Simplify right side
    59,351.20x = 1,772,548,480.41
  5. Step 5: Solve for x
    x = 1,772,548,480.41/59,351.20
  6. Step 6: Final answer
    x = 29,865.42

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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.