Home / 251,399.07-346,832.01-143,911.26

Finding the Fourth Proportional to 251,399.07, 346,832.01 and 143,911.26

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Solution

The fourth proportional to 251,399.07, 346,832.01 and 143,911.26 is: 198,541.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,399.07 : 346,832.01 = 143,911.26 : x
  2. Step 2: Convert to fraction form
    251,399.07/346,832.01 = 143,911.26/x
  3. Step 3: Cross multiply
    251,399.07x = 346,832.01 × 143,911.26
  4. Step 4: Simplify right side
    251,399.07x = 49,913,031,567.43
  5. Step 5: Solve for x
    x = 49,913,031,567.43/251,399.07
  6. Step 6: Final answer
    x = 198,541.04

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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.