Home / 91,636.08-137,383.60-44,226.76

Finding the Fourth Proportional to 91,636.08, 137,383.60 and 44,226.76

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Solution

The fourth proportional to 91,636.08, 137,383.60 and 44,226.76 is: 66,306.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,636.08 : 137,383.60 = 44,226.76 : x
  2. Step 2: Convert to fraction form
    91,636.08/137,383.60 = 44,226.76/x
  3. Step 3: Cross multiply
    91,636.08x = 137,383.60 × 44,226.76
  4. Step 4: Simplify right side
    91,636.08x = 6,076,031,505.14
  5. Step 5: Solve for x
    x = 6,076,031,505.14/91,636.08
  6. Step 6: Final answer
    x = 66,306.10

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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.