Home / 53,029.38-73,178.67-29,155.86

Finding the Fourth Proportional to 53,029.38, 73,178.67 and 29,155.86

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Solution

The fourth proportional to 53,029.38, 73,178.67 and 29,155.86 is: 40,234.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,029.38 : 73,178.67 = 29,155.86 : x
  2. Step 2: Convert to fraction form
    53,029.38/73,178.67 = 29,155.86/x
  3. Step 3: Cross multiply
    53,029.38x = 73,178.67 × 29,155.86
  4. Step 4: Simplify right side
    53,029.38x = 2,133,587,057.51
  5. Step 5: Solve for x
    x = 2,133,587,057.51/53,029.38
  6. Step 6: Final answer
    x = 40,234.06

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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.