Home / 237,419.48-355,876.50-162,518.78

Finding the Fourth Proportional to 237,419.48, 355,876.50 and 162,518.78

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Solution

The fourth proportional to 237,419.48, 355,876.50 and 162,518.78 is: 243,605.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,419.48 : 355,876.50 = 162,518.78 : x
  2. Step 2: Convert to fraction form
    237,419.48/355,876.50 = 162,518.78/x
  3. Step 3: Cross multiply
    237,419.48x = 355,876.50 × 162,518.78
  4. Step 4: Simplify right side
    237,419.48x = 57,836,614,610.67
  5. Step 5: Solve for x
    x = 57,836,614,610.67/237,419.48
  6. Step 6: Final answer
    x = 243,605.18

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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.