Home / 111,450.78-153,801.18-60,463.44

Finding the Fourth Proportional to 111,450.78, 153,801.18 and 60,463.44

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Solution

The fourth proportional to 111,450.78, 153,801.18 and 60,463.44 is: 83,439.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,450.78 : 153,801.18 = 60,463.44 : x
  2. Step 2: Convert to fraction form
    111,450.78/153,801.18 = 60,463.44/x
  3. Step 3: Cross multiply
    111,450.78x = 153,801.18 × 60,463.44
  4. Step 4: Simplify right side
    111,450.78x = 9,299,348,418.86
  5. Step 5: Solve for x
    x = 9,299,348,418.86/111,450.78
  6. Step 6: Final answer
    x = 83,439.06

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1.5x scale

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.