Home / 174,768.50-261,588.85-90,412.49

Finding the Fourth Proportional to 174,768.50, 261,588.85 and 90,412.49

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Solution

The fourth proportional to 174,768.50, 261,588.85 and 90,412.49 is: 135,327.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,768.50 : 261,588.85 = 90,412.49 : x
  2. Step 2: Convert to fraction form
    174,768.50/261,588.85 = 90,412.49/x
  3. Step 3: Cross multiply
    174,768.50x = 261,588.85 × 90,412.49
  4. Step 4: Simplify right side
    174,768.50x = 23,650,899,284.74
  5. Step 5: Solve for x
    x = 23,650,899,284.74/174,768.50
  6. Step 6: Final answer
    x = 135,327.01

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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.