Home / 111,289.02-153,578.07-60,986.94

Finding the Fourth Proportional to 111,289.02, 153,578.07 and 60,986.94

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Solution

The fourth proportional to 111,289.02, 153,578.07 and 60,986.94 is: 84,161.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,289.02 : 153,578.07 = 60,986.94 : x
  2. Step 2: Convert to fraction form
    111,289.02/153,578.07 = 60,986.94/x
  3. Step 3: Cross multiply
    111,289.02x = 153,578.07 × 60,986.94
  4. Step 4: Simplify right side
    111,289.02x = 9,366,256,540.41
  5. Step 5: Solve for x
    x = 9,366,256,540.41/111,289.02
  6. Step 6: Final answer
    x = 84,161.55

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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.