Home / 318,527.15-477,794.50-108,181.49

Finding the Fourth Proportional to 318,527.15, 477,794.50 and 108,181.49

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Solution

The fourth proportional to 318,527.15, 477,794.50 and 108,181.49 is: 162,273.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,527.15 : 477,794.50 = 108,181.49 : x
  2. Step 2: Convert to fraction form
    318,527.15/477,794.50 = 108,181.49/x
  3. Step 3: Cross multiply
    318,527.15x = 477,794.50 × 108,181.49
  4. Step 4: Simplify right side
    318,527.15x = 51,688,518,264.38
  5. Step 5: Solve for x
    x = 51,688,518,264.38/318,527.15
  6. Step 6: Final answer
    x = 162,273.51

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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.