Home / 111,186.44-153,437.37-60,199.20

Finding the Fourth Proportional to 111,186.44, 153,437.37 and 60,199.20

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Solution

The fourth proportional to 111,186.44, 153,437.37 and 60,199.20 is: 83,074.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,186.44 : 153,437.37 = 60,199.20 : x
  2. Step 2: Convert to fraction form
    111,186.44/153,437.37 = 60,199.20/x
  3. Step 3: Cross multiply
    111,186.44x = 153,437.37 × 60,199.20
  4. Step 4: Simplify right side
    111,186.44x = 9,236,806,924.10
  5. Step 5: Solve for x
    x = 9,236,806,924.10/111,186.44
  6. Step 6: Final answer
    x = 83,074.94

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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.