Home / 150,022.60-224,997.90-86,705.80

Finding the Fourth Proportional to 150,022.60, 224,997.90 and 86,705.80

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Solution

The fourth proportional to 150,022.60, 224,997.90 and 86,705.80 is: 130,037.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,022.60 : 224,997.90 = 86,705.80 : x
  2. Step 2: Convert to fraction form
    150,022.60/224,997.90 = 86,705.80/x
  3. Step 3: Cross multiply
    150,022.60x = 224,997.90 × 86,705.80
  4. Step 4: Simplify right side
    150,022.60x = 19,508,622,917.82
  5. Step 5: Solve for x
    x = 19,508,622,917.82/150,022.60
  6. Step 6: Final answer
    x = 130,037.89

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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.