Home / 91,905.13-137,885.38-32,733.10

Finding the Fourth Proportional to 91,905.13, 137,885.38 and 32,733.10

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Solution

The fourth proportional to 91,905.13, 137,885.38 and 32,733.10 is: 49,109.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,905.13 : 137,885.38 = 32,733.10 : x
  2. Step 2: Convert to fraction form
    91,905.13/137,885.38 = 32,733.10/x
  3. Step 3: Cross multiply
    91,905.13x = 137,885.38 × 32,733.10
  4. Step 4: Simplify right side
    91,905.13x = 4,513,415,932.08
  5. Step 5: Solve for x
    x = 4,513,415,932.08/91,905.13
  6. Step 6: Final answer
    x = 49,109.51

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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.