Home / 92,671.23-139,016.57-30,346.59

Finding the Fourth Proportional to 92,671.23, 139,016.57 and 30,346.59

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Solution

The fourth proportional to 92,671.23, 139,016.57 and 30,346.59 is: 45,523.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,671.23 : 139,016.57 = 30,346.59 : x
  2. Step 2: Convert to fraction form
    92,671.23/139,016.57 = 30,346.59/x
  3. Step 3: Cross multiply
    92,671.23x = 139,016.57 × 30,346.59
  4. Step 4: Simplify right side
    92,671.23x = 4,218,678,701.26
  5. Step 5: Solve for x
    x = 4,218,678,701.26/92,671.23
  6. Step 6: Final answer
    x = 45,523.07

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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.