Home / 257,154.29-354,796.14-166,366.45

Finding the Fourth Proportional to 257,154.29, 354,796.14 and 166,366.45

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Solution

The fourth proportional to 257,154.29, 354,796.14 and 166,366.45 is: 229,536.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,154.29 : 354,796.14 = 166,366.45 : x
  2. Step 2: Convert to fraction form
    257,154.29/354,796.14 = 166,366.45/x
  3. Step 3: Cross multiply
    257,154.29x = 354,796.14 × 166,366.45
  4. Step 4: Simplify right side
    257,154.29x = 59,026,174,285.50
  5. Step 5: Solve for x
    x = 59,026,174,285.50/257,154.29
  6. Step 6: Final answer
    x = 229,536.03

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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.