Home / 250,007.08-345,007.74-136,829.56

Finding the Fourth Proportional to 250,007.08, 345,007.74 and 136,829.56

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Solution

The fourth proportional to 250,007.08, 345,007.74 and 136,829.56 is: 188,823.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,007.08 : 345,007.74 = 136,829.56 : x
  2. Step 2: Convert to fraction form
    250,007.08/345,007.74 = 136,829.56/x
  3. Step 3: Cross multiply
    250,007.08x = 345,007.74 × 136,829.56
  4. Step 4: Simplify right side
    250,007.08x = 47,207,257,260.79
  5. Step 5: Solve for x
    x = 47,207,257,260.79/250,007.08
  6. Step 6: Final answer
    x = 188,823.68

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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.