Home / 161,727.90-242,599.05-55,110.30

Finding the Fourth Proportional to 161,727.90, 242,599.05 and 55,110.30

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Solution

The fourth proportional to 161,727.90, 242,599.05 and 55,110.30 is: 82,667.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,727.90 : 242,599.05 = 55,110.30 : x
  2. Step 2: Convert to fraction form
    161,727.90/242,599.05 = 55,110.30/x
  3. Step 3: Cross multiply
    161,727.90x = 242,599.05 × 55,110.30
  4. Step 4: Simplify right side
    161,727.90x = 13,369,706,425.22
  5. Step 5: Solve for x
    x = 13,369,706,425.22/161,727.90
  6. Step 6: Final answer
    x = 82,667.90

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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.