Home / 178,938.81-246,938.63-98,369.73

Finding the Fourth Proportional to 178,938.81, 246,938.63 and 98,369.73

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Solution

The fourth proportional to 178,938.81, 246,938.63 and 98,369.73 is: 135,751.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,938.81 : 246,938.63 = 98,369.73 : x
  2. Step 2: Convert to fraction form
    178,938.81/246,938.63 = 98,369.73/x
  3. Step 3: Cross multiply
    178,938.81x = 246,938.63 × 98,369.73
  4. Step 4: Simplify right side
    178,938.81x = 24,291,285,867.82
  5. Step 5: Solve for x
    x = 24,291,285,867.82/178,938.81
  6. Step 6: Final answer
    x = 135,751.91

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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.