Home / 341,091.02-511,690.75-113,394.72

Finding the Fourth Proportional to 341,091.02, 511,690.75 and 113,394.72

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Solution

The fourth proportional to 341,091.02, 511,690.75 and 113,394.72 is: 170,110.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,091.02 : 511,690.75 = 113,394.72 : x
  2. Step 2: Convert to fraction form
    341,091.02/511,690.75 = 113,394.72/x
  3. Step 3: Cross multiply
    341,091.02x = 511,690.75 × 113,394.72
  4. Step 4: Simplify right side
    341,091.02x = 58,023,028,755.87
  5. Step 5: Solve for x
    x = 58,023,028,755.87/341,091.02
  6. Step 6: Final answer
    x = 170,110.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.