Home / 111,045.75-153,243.13-60,058.48

Finding the Fourth Proportional to 111,045.75, 153,243.13 and 60,058.48

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Solution

The fourth proportional to 111,045.75, 153,243.13 and 60,058.48 is: 82,880.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,045.75 : 153,243.13 = 60,058.48 : x
  2. Step 2: Convert to fraction form
    111,045.75/153,243.13 = 60,058.48/x
  3. Step 3: Cross multiply
    111,045.75x = 153,243.13 × 60,058.48
  4. Step 4: Simplify right side
    111,045.75x = 9,203,550,012.20
  5. Step 5: Solve for x
    x = 9,203,550,012.20/111,045.75
  6. Step 6: Final answer
    x = 82,880.71

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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.