Home / 167,856.10-251,921.85-166,543.90

Finding the Fourth Proportional to 167,856.10, 251,921.85 and 166,543.90

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Solution

The fourth proportional to 167,856.10, 251,921.85 and 166,543.90 is: 249,952.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,856.10 : 251,921.85 = 166,543.90 : x
  2. Step 2: Convert to fraction form
    167,856.10/251,921.85 = 166,543.90/x
  3. Step 3: Cross multiply
    167,856.10x = 251,921.85 × 166,543.90
  4. Step 4: Simplify right side
    167,856.10x = 41,956,047,394.22
  5. Step 5: Solve for x
    x = 41,956,047,394.22/167,856.10
  6. Step 6: Final answer
    x = 249,952.47

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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.