Home / 160,553.84-221,507.28-95,978.16

Finding the Fourth Proportional to 160,553.84, 221,507.28 and 95,978.16

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Solution

The fourth proportional to 160,553.84, 221,507.28 and 95,978.16 is: 132,415.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,553.84 : 221,507.28 = 95,978.16 : x
  2. Step 2: Convert to fraction form
    160,553.84/221,507.28 = 95,978.16/x
  3. Step 3: Cross multiply
    160,553.84x = 221,507.28 × 95,978.16
  4. Step 4: Simplify right side
    160,553.84x = 21,259,861,161.00
  5. Step 5: Solve for x
    x = 21,259,861,161.00/160,553.84
  6. Step 6: Final answer
    x = 132,415.78

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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.