Home / 367,146.18-550,613.43-100,915.38

Finding the Fourth Proportional to 367,146.18, 550,613.43 and 100,915.38

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Solution

The fourth proportional to 367,146.18, 550,613.43 and 100,915.38 is: 151,343.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,146.18 : 550,613.43 = 100,915.38 : x
  2. Step 2: Convert to fraction form
    367,146.18/550,613.43 = 100,915.38/x
  3. Step 3: Cross multiply
    367,146.18x = 550,613.43 × 100,915.38
  4. Step 4: Simplify right side
    367,146.18x = 55,565,363,521.55
  5. Step 5: Solve for x
    x = 55,565,363,521.55/367,146.18
  6. Step 6: Final answer
    x = 151,343.98

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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.