Home / 189,794.17-284,685.69-49,552.78

Finding the Fourth Proportional to 189,794.17, 284,685.69 and 49,552.78

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Solution

The fourth proportional to 189,794.17, 284,685.69 and 49,552.78 is: 74,327.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,794.17 : 284,685.69 = 49,552.78 : x
  2. Step 2: Convert to fraction form
    189,794.17/284,685.69 = 49,552.78/x
  3. Step 3: Cross multiply
    189,794.17x = 284,685.69 × 49,552.78
  4. Step 4: Simplify right side
    189,794.17x = 14,106,967,365.72
  5. Step 5: Solve for x
    x = 14,106,967,365.72/189,794.17
  6. Step 6: Final answer
    x = 74,327.72

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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.