Home / 286,664.10-429,404.85-167,975.70

Finding the Fourth Proportional to 286,664.10, 429,404.85 and 167,975.70

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Solution

The fourth proportional to 286,664.10, 429,404.85 and 167,975.70 is: 251,617.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,664.10 : 429,404.85 = 167,975.70 : x
  2. Step 2: Convert to fraction form
    286,664.10/429,404.85 = 167,975.70/x
  3. Step 3: Cross multiply
    286,664.10x = 429,404.85 × 167,975.70
  4. Step 4: Simplify right side
    286,664.10x = 72,129,580,262.15
  5. Step 5: Solve for x
    x = 72,129,580,262.15/286,664.10
  6. Step 6: Final answer
    x = 251,617.07

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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.