Home / 250,747.47-346,037.60-137,570.22

Finding the Fourth Proportional to 250,747.47, 346,037.60 and 137,570.22

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Solution

The fourth proportional to 250,747.47, 346,037.60 and 137,570.22 is: 189,850.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,747.47 : 346,037.60 = 137,570.22 : x
  2. Step 2: Convert to fraction form
    250,747.47/346,037.60 = 137,570.22/x
  3. Step 3: Cross multiply
    250,747.47x = 346,037.60 × 137,570.22
  4. Step 4: Simplify right side
    250,747.47x = 47,604,468,760.27
  5. Step 5: Solve for x
    x = 47,604,468,760.27/250,747.47
  6. Step 6: Final answer
    x = 189,850.25

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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.