Home / 232,866.90-321,343.20-137,404.35

Finding the Fourth Proportional to 232,866.90, 321,343.20 and 137,404.35

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Solution

The fourth proportional to 232,866.90, 321,343.20 and 137,404.35 is: 189,610.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,866.90 : 321,343.20 = 137,404.35 : x
  2. Step 2: Convert to fraction form
    232,866.90/321,343.20 = 137,404.35/x
  3. Step 3: Cross multiply
    232,866.90x = 321,343.20 × 137,404.35
  4. Step 4: Simplify right side
    232,866.90x = 44,153,953,522.92
  5. Step 5: Solve for x
    x = 44,153,953,522.92/232,866.90
  6. Step 6: Final answer
    x = 189,610.26

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1.5x scale

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.