Home / 59,490.21-89,228.97-20,042.40

Finding the Fourth Proportional to 59,490.21, 89,228.97 and 20,042.40

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Solution

The fourth proportional to 59,490.21, 89,228.97 and 20,042.40 is: 30,061.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,490.21 : 89,228.97 = 20,042.40 : x
  2. Step 2: Convert to fraction form
    59,490.21/89,228.97 = 20,042.40/x
  3. Step 3: Cross multiply
    59,490.21x = 89,228.97 × 20,042.40
  4. Step 4: Simplify right side
    59,490.21x = 1,788,362,708.33
  5. Step 5: Solve for x
    x = 1,788,362,708.33/59,490.21
  6. Step 6: Final answer
    x = 30,061.46

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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.