Home / 174,712.94-261,882.46-90,388.16

Finding the Fourth Proportional to 174,712.94, 261,882.46 and 90,388.16

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Solution

The fourth proportional to 174,712.94, 261,882.46 and 90,388.16 is: 135,485.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,712.94 : 261,882.46 = 90,388.16 : x
  2. Step 2: Convert to fraction form
    174,712.94/261,882.46 = 90,388.16/x
  3. Step 3: Cross multiply
    174,712.94x = 261,882.46 × 90,388.16
  4. Step 4: Simplify right side
    174,712.94x = 23,671,073,695.67
  5. Step 5: Solve for x
    x = 23,671,073,695.67/174,712.94
  6. Step 6: Final answer
    x = 135,485.52

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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.