Home / 53,108.86-73,289.72-29,234.92

Finding the Fourth Proportional to 53,108.86, 73,289.72 and 29,234.92

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Solution

The fourth proportional to 53,108.86, 73,289.72 and 29,234.92 is: 40,343.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,108.86 : 73,289.72 = 29,234.92 : x
  2. Step 2: Convert to fraction form
    53,108.86/73,289.72 = 29,234.92/x
  3. Step 3: Cross multiply
    53,108.86x = 73,289.72 × 29,234.92
  4. Step 4: Simplify right side
    53,108.86x = 2,142,619,101.02
  5. Step 5: Solve for x
    x = 2,142,619,101.02/53,108.86
  6. Step 6: Final answer
    x = 40,343.91

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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.