Home / 91,805.32-126,692.22-53,588.71

Finding the Fourth Proportional to 91,805.32, 126,692.22 and 53,588.71

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Solution

The fourth proportional to 91,805.32, 126,692.22 and 53,588.71 is: 73,952.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,805.32 : 126,692.22 = 53,588.71 : x
  2. Step 2: Convert to fraction form
    91,805.32/126,692.22 = 53,588.71/x
  3. Step 3: Cross multiply
    91,805.32x = 126,692.22 × 53,588.71
  4. Step 4: Simplify right side
    91,805.32x = 6,789,272,694.72
  5. Step 5: Solve for x
    x = 6,789,272,694.72/91,805.32
  6. Step 6: Final answer
    x = 73,952.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.