Home / 79,529.59-119,293.32-19,558.58

Finding the Fourth Proportional to 79,529.59, 119,293.32 and 19,558.58

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Solution

The fourth proportional to 79,529.59, 119,293.32 and 19,558.58 is: 29,337.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,529.59 : 119,293.32 = 19,558.58 : x
  2. Step 2: Convert to fraction form
    79,529.59/119,293.32 = 19,558.58/x
  3. Step 3: Cross multiply
    79,529.59x = 119,293.32 × 19,558.58
  4. Step 4: Simplify right side
    79,529.59x = 2,333,207,693.35
  5. Step 5: Solve for x
    x = 2,333,207,693.35/79,529.59
  6. Step 6: Final answer
    x = 29,337.61

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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.