Home / 286,541.70-429,221.88-167,853.24

Finding the Fourth Proportional to 286,541.70, 429,221.88 and 167,853.24

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Solution

The fourth proportional to 286,541.70, 429,221.88 and 167,853.24 is: 251,433.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,541.70 : 429,221.88 = 167,853.24 : x
  2. Step 2: Convert to fraction form
    286,541.70/429,221.88 = 167,853.24/x
  3. Step 3: Cross multiply
    286,541.70x = 429,221.88 × 167,853.24
  4. Step 4: Simplify right side
    286,541.70x = 72,046,283,236.89
  5. Step 5: Solve for x
    x = 72,046,283,236.89/286,541.70
  6. Step 6: Final answer
    x = 251,433.85

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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.