Home / 353,117.25-529,909.16-166,143.33

Finding the Fourth Proportional to 353,117.25, 529,909.16 and 166,143.33

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Solution

The fourth proportional to 353,117.25, 529,909.16 and 166,143.33 is: 249,324.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,117.25 : 529,909.16 = 166,143.33 : x
  2. Step 2: Convert to fraction form
    353,117.25/529,909.16 = 166,143.33/x
  3. Step 3: Cross multiply
    353,117.25x = 529,909.16 × 166,143.33
  4. Step 4: Simplify right side
    353,117.25x = 88,040,871,609.19
  5. Step 5: Solve for x
    x = 88,040,871,609.19/353,117.25
  6. Step 6: Final answer
    x = 249,324.75

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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.