Home / 111,529.86-153,913.92-60,544.68

Finding the Fourth Proportional to 111,529.86, 153,913.92 and 60,544.68

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Solution

The fourth proportional to 111,529.86, 153,913.92 and 60,544.68 is: 83,553.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,529.86 : 153,913.92 = 60,544.68 : x
  2. Step 2: Convert to fraction form
    111,529.86/153,913.92 = 60,544.68/x
  3. Step 3: Cross multiply
    111,529.86x = 153,913.92 × 60,544.68
  4. Step 4: Simplify right side
    111,529.86x = 9,318,669,033.95
  5. Step 5: Solve for x
    x = 9,318,669,033.95/111,529.86
  6. Step 6: Final answer
    x = 83,553.13

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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.