Home / 250,359.04-345,499.86-137,175.04

Finding the Fourth Proportional to 250,359.04, 345,499.86 and 137,175.04

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Solution

The fourth proportional to 250,359.04, 345,499.86 and 137,175.04 is: 189,303.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,359.04 : 345,499.86 = 137,175.04 : x
  2. Step 2: Convert to fraction form
    250,359.04/345,499.86 = 137,175.04/x
  3. Step 3: Cross multiply
    250,359.04x = 345,499.86 × 137,175.04
  4. Step 4: Simplify right side
    250,359.04x = 47,393,957,115.49
  5. Step 5: Solve for x
    x = 47,393,957,115.49/250,359.04
  6. Step 6: Final answer
    x = 189,303.96

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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.