Home / 231,403.50-346,972.41-91,085.58

Finding the Fourth Proportional to 231,403.50, 346,972.41 and 91,085.58

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Solution

The fourth proportional to 231,403.50, 346,972.41 and 91,085.58 is: 136,576.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,403.50 : 346,972.41 = 91,085.58 : x
  2. Step 2: Convert to fraction form
    231,403.50/346,972.41 = 91,085.58/x
  3. Step 3: Cross multiply
    231,403.50x = 346,972.41 × 91,085.58
  4. Step 4: Simplify right side
    231,403.50x = 31,604,183,208.85
  5. Step 5: Solve for x
    x = 31,604,183,208.85/231,403.50
  6. Step 6: Final answer
    x = 136,576.08

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1.5x scale

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.