Home / 68,325.63-94,289.49-38,112.90

Finding the Fourth Proportional to 68,325.63, 94,289.49 and 38,112.90

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Solution

The fourth proportional to 68,325.63, 94,289.49 and 38,112.90 is: 52,595.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,325.63 : 94,289.49 = 38,112.90 : x
  2. Step 2: Convert to fraction form
    68,325.63/94,289.49 = 38,112.90/x
  3. Step 3: Cross multiply
    68,325.63x = 94,289.49 × 38,112.90
  4. Step 4: Simplify right side
    68,325.63x = 3,593,645,903.42
  5. Step 5: Solve for x
    x = 3,593,645,903.42/68,325.63
  6. Step 6: Final answer
    x = 52,595.87

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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.