Home / 79,840.34-119,740.07-23,667.32

Finding the Fourth Proportional to 79,840.34, 119,740.07 and 23,667.32

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Solution

The fourth proportional to 79,840.34, 119,740.07 and 23,667.32 is: 35,494.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,840.34 : 119,740.07 = 23,667.32 : x
  2. Step 2: Convert to fraction form
    79,840.34/119,740.07 = 23,667.32/x
  3. Step 3: Cross multiply
    79,840.34x = 119,740.07 × 23,667.32
  4. Step 4: Simplify right side
    79,840.34x = 2,833,926,013.98
  5. Step 5: Solve for x
    x = 2,833,926,013.98/79,840.34
  6. Step 6: Final answer
    x = 35,494.91

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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.