Home / 111,895.22-154,415.40-61,594.22

Finding the Fourth Proportional to 111,895.22, 154,415.40 and 61,594.22

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Solution

The fourth proportional to 111,895.22, 154,415.40 and 61,594.22 is: 85,000.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,895.22 : 154,415.40 = 61,594.22 : x
  2. Step 2: Convert to fraction form
    111,895.22/154,415.40 = 61,594.22/x
  3. Step 3: Cross multiply
    111,895.22x = 154,415.40 × 61,594.22
  4. Step 4: Simplify right side
    111,895.22x = 9,511,096,272.97
  5. Step 5: Solve for x
    x = 9,511,096,272.97/111,895.22
  6. Step 6: Final answer
    x = 85,000.02

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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.