Home / 207,907.18-286,846.41-127,250.62

Finding the Fourth Proportional to 207,907.18, 286,846.41 and 127,250.62

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Solution

The fourth proportional to 207,907.18, 286,846.41 and 127,250.62 is: 175,565.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,907.18 : 286,846.41 = 127,250.62 : x
  2. Step 2: Convert to fraction form
    207,907.18/286,846.41 = 127,250.62/x
  3. Step 3: Cross multiply
    207,907.18x = 286,846.41 × 127,250.62
  4. Step 4: Simplify right side
    207,907.18x = 36,501,383,517.27
  5. Step 5: Solve for x
    x = 36,501,383,517.27/207,907.18
  6. Step 6: Final answer
    x = 175,565.77

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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.