Home / 212,441.32-292,979.94-167,651.56

Finding the Fourth Proportional to 212,441.32, 292,979.94 and 167,651.56

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Solution

The fourth proportional to 212,441.32, 292,979.94 and 167,651.56 is: 231,209.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,441.32 : 292,979.94 = 167,651.56 : x
  2. Step 2: Convert to fraction form
    212,441.32/292,979.94 = 167,651.56/x
  3. Step 3: Cross multiply
    212,441.32x = 292,979.94 × 167,651.56
  4. Step 4: Simplify right side
    212,441.32x = 49,118,543,989.71
  5. Step 5: Solve for x
    x = 49,118,543,989.71/212,441.32
  6. Step 6: Final answer
    x = 231,209.94

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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.