Home / 69,756.64-96,310.48-53,595.12

Finding the Fourth Proportional to 69,756.64, 96,310.48 and 53,595.12

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Solution

The fourth proportional to 69,756.64, 96,310.48 and 53,595.12 is: 73,996.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,756.64 : 96,310.48 = 53,595.12 : x
  2. Step 2: Convert to fraction form
    69,756.64/96,310.48 = 53,595.12/x
  3. Step 3: Cross multiply
    69,756.64x = 96,310.48 × 53,595.12
  4. Step 4: Simplify right side
    69,756.64x = 5,161,771,732.86
  5. Step 5: Solve for x
    x = 5,161,771,732.86/69,756.64
  6. Step 6: Final answer
    x = 73,996.85

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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.