Home / 175,331.60-262,997.40-161,814.80

Finding the Fourth Proportional to 175,331.60, 262,997.40 and 161,814.80

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Solution

The fourth proportional to 175,331.60, 262,997.40 and 161,814.80 is: 242,722.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,331.60 : 262,997.40 = 161,814.80 : x
  2. Step 2: Convert to fraction form
    175,331.60/262,997.40 = 161,814.80/x
  3. Step 3: Cross multiply
    175,331.60x = 262,997.40 × 161,814.80
  4. Step 4: Simplify right side
    175,331.60x = 42,556,871,681.52
  5. Step 5: Solve for x
    x = 42,556,871,681.52/175,331.60
  6. Step 6: Final answer
    x = 242,722.20

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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.