Home / 53,029.28-73,179.75-29,155.75

Finding the Fourth Proportional to 53,029.28, 73,179.75 and 29,155.75

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Solution

The fourth proportional to 53,029.28, 73,179.75 and 29,155.75 is: 40,234.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,029.28 : 73,179.75 = 29,155.75 : x
  2. Step 2: Convert to fraction form
    53,029.28/73,179.75 = 29,155.75/x
  3. Step 3: Cross multiply
    53,029.28x = 73,179.75 × 29,155.75
  4. Step 4: Simplify right side
    53,029.28x = 2,133,610,422.45
  5. Step 5: Solve for x
    x = 2,133,610,422.45/53,029.28
  6. Step 6: Final answer
    x = 40,234.57

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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.