Home / 61,404.08-92,106.12-40,622.72

Finding the Fourth Proportional to 61,404.08, 92,106.12 and 40,622.72

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Solution

The fourth proportional to 61,404.08, 92,106.12 and 40,622.72 is: 60,934.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,404.08 : 92,106.12 = 40,622.72 : x
  2. Step 2: Convert to fraction form
    61,404.08/92,106.12 = 40,622.72/x
  3. Step 3: Cross multiply
    61,404.08x = 92,106.12 × 40,622.72
  4. Step 4: Simplify right side
    61,404.08x = 3,741,601,123.05
  5. Step 5: Solve for x
    x = 3,741,601,123.05/61,404.08
  6. Step 6: Final answer
    x = 60,934.08

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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.