Home / 250,160.22-345,218.55-135,435.83

Finding the Fourth Proportional to 250,160.22, 345,218.55 and 135,435.83

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Solution

The fourth proportional to 250,160.22, 345,218.55 and 135,435.83 is: 186,900.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,160.22 : 345,218.55 = 135,435.83 : x
  2. Step 2: Convert to fraction form
    250,160.22/345,218.55 = 135,435.83/x
  3. Step 3: Cross multiply
    250,160.22x = 345,218.55 × 135,435.83
  4. Step 4: Simplify right side
    250,160.22x = 46,754,959,124.55
  5. Step 5: Solve for x
    x = 46,754,959,124.55/250,160.22
  6. Step 6: Final answer
    x = 186,900.06

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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.