Home / 143,331.80-214,997.70-134,474.45

Finding the Fourth Proportional to 143,331.80, 214,997.70 and 134,474.45

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Solution

The fourth proportional to 143,331.80, 214,997.70 and 134,474.45 is: 201,711.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,331.80 : 214,997.70 = 134,474.45 : x
  2. Step 2: Convert to fraction form
    143,331.80/214,997.70 = 134,474.45/x
  3. Step 3: Cross multiply
    143,331.80x = 214,997.70 × 134,474.45
  4. Step 4: Simplify right side
    143,331.80x = 28,911,697,458.77
  5. Step 5: Solve for x
    x = 28,911,697,458.77/143,331.80
  6. Step 6: Final answer
    x = 201,711.68

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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.