Home / 111,186.60-153,437.61-60,199.37

Finding the Fourth Proportional to 111,186.60, 153,437.61 and 60,199.37

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Solution

The fourth proportional to 111,186.60, 153,437.61 and 60,199.37 is: 83,075.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,186.60 : 153,437.61 = 60,199.37 : x
  2. Step 2: Convert to fraction form
    111,186.60/153,437.61 = 60,199.37/x
  3. Step 3: Cross multiply
    111,186.60x = 153,437.61 × 60,199.37
  4. Step 4: Simplify right side
    111,186.60x = 9,236,847,456.31
  5. Step 5: Solve for x
    x = 9,236,847,456.31/111,186.60
  6. Step 6: Final answer
    x = 83,075.19

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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.