Home / 111,741.19-154,205.84-60,757.32

Finding the Fourth Proportional to 111,741.19, 154,205.84 and 60,757.32

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Solution

The fourth proportional to 111,741.19, 154,205.84 and 60,757.32 is: 83,846.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,741.19 : 154,205.84 = 60,757.32 : x
  2. Step 2: Convert to fraction form
    111,741.19/154,205.84 = 60,757.32/x
  3. Step 3: Cross multiply
    111,741.19x = 154,205.84 × 60,757.32
  4. Step 4: Simplify right side
    111,741.19x = 9,369,134,296.91
  5. Step 5: Solve for x
    x = 9,369,134,296.91/111,741.19
  6. Step 6: Final answer
    x = 83,846.74

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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.