Home / 251,397.02-346,934.73-136,683.38

Finding the Fourth Proportional to 251,397.02, 346,934.73 and 136,683.38

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Solution

The fourth proportional to 251,397.02, 346,934.73 and 136,683.38 is: 188,626.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,397.02 : 346,934.73 = 136,683.38 : x
  2. Step 2: Convert to fraction form
    251,397.02/346,934.73 = 136,683.38/x
  3. Step 3: Cross multiply
    251,397.02x = 346,934.73 × 136,683.38
  4. Step 4: Simplify right side
    251,397.02x = 47,420,210,589.56
  5. Step 5: Solve for x
    x = 47,420,210,589.56/251,397.02
  6. Step 6: Final answer
    x = 188,626.78

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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.