Home / 251,113.35-346,538.97-136,393.10

Finding the Fourth Proportional to 251,113.35, 346,538.97 and 136,393.10

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Solution

The fourth proportional to 251,113.35, 346,538.97 and 136,393.10 is: 188,223.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,113.35 : 346,538.97 = 136,393.10 : x
  2. Step 2: Convert to fraction form
    251,113.35/346,538.97 = 136,393.10/x
  3. Step 3: Cross multiply
    251,113.35x = 346,538.97 × 136,393.10
  4. Step 4: Simplify right side
    251,113.35x = 47,265,524,389.11
  5. Step 5: Solve for x
    x = 47,265,524,389.11/251,113.35
  6. Step 6: Final answer
    x = 188,223.86

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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.