Home / 178,743.65-246,667.70-98,172.14

Finding the Fourth Proportional to 178,743.65, 246,667.70 and 98,172.14

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Solution

The fourth proportional to 178,743.65, 246,667.70 and 98,172.14 is: 135,478.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,743.65 : 246,667.70 = 98,172.14 : x
  2. Step 2: Convert to fraction form
    178,743.65/246,667.70 = 98,172.14/x
  3. Step 3: Cross multiply
    178,743.65x = 246,667.70 × 98,172.14
  4. Step 4: Simplify right side
    178,743.65x = 24,215,895,487.02
  5. Step 5: Solve for x
    x = 24,215,895,487.02/178,743.65
  6. Step 6: Final answer
    x = 135,478.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.