Home / 176,057.11-242,954.49-100,600.75

Finding the Fourth Proportional to 176,057.11, 242,954.49 and 100,600.75

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Solution

The fourth proportional to 176,057.11, 242,954.49 and 100,600.75 is: 138,826.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,057.11 : 242,954.49 = 100,600.75 : x
  2. Step 2: Convert to fraction form
    176,057.11/242,954.49 = 100,600.75/x
  3. Step 3: Cross multiply
    176,057.11x = 242,954.49 × 100,600.75
  4. Step 4: Simplify right side
    176,057.11x = 24,441,403,909.87
  5. Step 5: Solve for x
    x = 24,441,403,909.87/176,057.11
  6. Step 6: Final answer
    x = 138,826.57

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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.