Home / 79,840.08-119,786.85-29,925.45

Finding the Fourth Proportional to 79,840.08, 119,786.85 and 29,925.45

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Solution

The fourth proportional to 79,840.08, 119,786.85 and 29,925.45 is: 44,898.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,840.08 : 119,786.85 = 29,925.45 : x
  2. Step 2: Convert to fraction form
    79,840.08/119,786.85 = 29,925.45/x
  3. Step 3: Cross multiply
    79,840.08x = 119,786.85 × 29,925.45
  4. Step 4: Simplify right side
    79,840.08x = 3,584,675,390.33
  5. Step 5: Solve for x
    x = 3,584,675,390.33/79,840.08
  6. Step 6: Final answer
    x = 44,898.19

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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.