Home / 461,636.20-692,454.30-146,117.80

Finding the Fourth Proportional to 461,636.20, 692,454.30 and 146,117.80

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Solution

The fourth proportional to 461,636.20, 692,454.30 and 146,117.80 is: 219,176.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,636.20 : 692,454.30 = 146,117.80 : x
  2. Step 2: Convert to fraction form
    461,636.20/692,454.30 = 146,117.80/x
  3. Step 3: Cross multiply
    461,636.20x = 692,454.30 × 146,117.80
  4. Step 4: Simplify right side
    461,636.20x = 101,179,898,916.54
  5. Step 5: Solve for x
    x = 101,179,898,916.54/461,636.20
  6. Step 6: Final answer
    x = 219,176.70

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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.