Home / 114,826.40-171,932.88-67,402.16

Finding the Fourth Proportional to 114,826.40, 171,932.88 and 67,402.16

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Solution

The fourth proportional to 114,826.40, 171,932.88 and 67,402.16 is: 100,923.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,826.40 : 171,932.88 = 67,402.16 : x
  2. Step 2: Convert to fraction form
    114,826.40/171,932.88 = 67,402.16/x
  3. Step 3: Cross multiply
    114,826.40x = 171,932.88 × 67,402.16
  4. Step 4: Simplify right side
    114,826.40x = 11,588,647,487.02
  5. Step 5: Solve for x
    x = 11,588,647,487.02/114,826.40
  6. Step 6: Final answer
    x = 100,923.20

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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.