Home / 111,249.80-153,523.80-60,261.36

Finding the Fourth Proportional to 111,249.80, 153,523.80 and 60,261.36

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Solution

The fourth proportional to 111,249.80, 153,523.80 and 60,261.36 is: 83,160.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,249.80 : 153,523.80 = 60,261.36 : x
  2. Step 2: Convert to fraction form
    111,249.80/153,523.80 = 60,261.36/x
  3. Step 3: Cross multiply
    111,249.80x = 153,523.80 × 60,261.36
  4. Step 4: Simplify right side
    111,249.80x = 9,251,552,980.37
  5. Step 5: Solve for x
    x = 9,251,552,980.37/111,249.80
  6. Step 6: Final answer
    x = 83,160.18

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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.