Home / 257,179.78-354,826.02-166,605.16

Finding the Fourth Proportional to 257,179.78, 354,826.02 and 166,605.16

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Solution

The fourth proportional to 257,179.78, 354,826.02 and 166,605.16 is: 229,861.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,179.78 : 354,826.02 = 166,605.16 : x
  2. Step 2: Convert to fraction form
    257,179.78/354,826.02 = 166,605.16/x
  3. Step 3: Cross multiply
    257,179.78x = 354,826.02 × 166,605.16
  4. Step 4: Simplify right side
    257,179.78x = 59,115,845,834.26
  5. Step 5: Solve for x
    x = 59,115,845,834.26/257,179.78
  6. Step 6: Final answer
    x = 229,861.95

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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.