Home / 119,221.81-178,793.22-48,126.08

Finding the Fourth Proportional to 119,221.81, 178,793.22 and 48,126.08

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Solution

The fourth proportional to 119,221.81, 178,793.22 and 48,126.08 is: 72,173.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,221.81 : 178,793.22 = 48,126.08 : x
  2. Step 2: Convert to fraction form
    119,221.81/178,793.22 = 48,126.08/x
  3. Step 3: Cross multiply
    119,221.81x = 178,793.22 × 48,126.08
  4. Step 4: Simplify right side
    119,221.81x = 8,604,617,436.63
  5. Step 5: Solve for x
    x = 8,604,617,436.63/119,221.81
  6. Step 6: Final answer
    x = 72,173.18

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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.