Home / 161,607.03-242,080.07-131,727.75

Finding the Fourth Proportional to 161,607.03, 242,080.07 and 131,727.75

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Solution

The fourth proportional to 161,607.03, 242,080.07 and 131,727.75 is: 197,322.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,607.03 : 242,080.07 = 131,727.75 : x
  2. Step 2: Convert to fraction form
    161,607.03/242,080.07 = 131,727.75/x
  3. Step 3: Cross multiply
    161,607.03x = 242,080.07 × 131,727.75
  4. Step 4: Simplify right side
    161,607.03x = 31,888,662,282.30
  5. Step 5: Solve for x
    x = 31,888,662,282.30/161,607.03
  6. Step 6: Final answer
    x = 197,322.25

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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.