Home / 53,599.86-73,961.46-29,720.70

Finding the Fourth Proportional to 53,599.86, 73,961.46 and 29,720.70

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Solution

The fourth proportional to 53,599.86, 73,961.46 and 29,720.70 is: 41,011.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,599.86 : 73,961.46 = 29,720.70 : x
  2. Step 2: Convert to fraction form
    53,599.86/73,961.46 = 29,720.70/x
  3. Step 3: Cross multiply
    53,599.86x = 73,961.46 × 29,720.70
  4. Step 4: Simplify right side
    53,599.86x = 2,198,186,364.22
  5. Step 5: Solve for x
    x = 2,198,186,364.22/53,599.86
  6. Step 6: Final answer
    x = 41,011.05

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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.