Home / 161,591.04-242,274.08-71,584.88

Finding the Fourth Proportional to 161,591.04, 242,274.08 and 71,584.88

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Solution

The fourth proportional to 161,591.04, 242,274.08 and 71,584.88 is: 107,327.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,591.04 : 242,274.08 = 71,584.88 : x
  2. Step 2: Convert to fraction form
    161,591.04/242,274.08 = 71,584.88/x
  3. Step 3: Cross multiply
    161,591.04x = 242,274.08 × 71,584.88
  4. Step 4: Simplify right side
    161,591.04x = 17,343,160,943.91
  5. Step 5: Solve for x
    x = 17,343,160,943.91/161,591.04
  6. Step 6: Final answer
    x = 107,327.49

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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.