Home / 186,251.02-279,327.32-53,138.86

Finding the Fourth Proportional to 186,251.02, 279,327.32 and 53,138.86

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Solution

The fourth proportional to 186,251.02, 279,327.32 and 53,138.86 is: 79,694.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,251.02 : 279,327.32 = 53,138.86 : x
  2. Step 2: Convert to fraction form
    186,251.02/279,327.32 = 53,138.86/x
  3. Step 3: Cross multiply
    186,251.02x = 279,327.32 × 53,138.86
  4. Step 4: Simplify right side
    186,251.02x = 14,843,135,351.66
  5. Step 5: Solve for x
    x = 14,843,135,351.66/186,251.02
  6. Step 6: Final answer
    x = 79,694.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.