Home / 69,660.86-96,161.42-47,030.51

Finding the Fourth Proportional to 69,660.86, 96,161.42 and 47,030.51

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Solution

The fourth proportional to 69,660.86, 96,161.42 and 47,030.51 is: 64,921.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,660.86 : 96,161.42 = 47,030.51 : x
  2. Step 2: Convert to fraction form
    69,660.86/96,161.42 = 47,030.51/x
  3. Step 3: Cross multiply
    69,660.86x = 96,161.42 × 47,030.51
  4. Step 4: Simplify right side
    69,660.86x = 4,522,520,624.92
  5. Step 5: Solve for x
    x = 4,522,520,624.92/69,660.86
  6. Step 6: Final answer
    x = 64,921.98

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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.