Home / 178,749.78-246,677.76-98,180.70

Finding the Fourth Proportional to 178,749.78, 246,677.76 and 98,180.70

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Solution

The fourth proportional to 178,749.78, 246,677.76 and 98,180.70 is: 135,491.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,749.78 : 246,677.76 = 98,180.70 : x
  2. Step 2: Convert to fraction form
    178,749.78/246,677.76 = 98,180.70/x
  3. Step 3: Cross multiply
    178,749.78x = 246,677.76 × 98,180.70
  4. Step 4: Simplify right side
    178,749.78x = 24,218,995,151.23
  5. Step 5: Solve for x
    x = 24,218,995,151.23/178,749.78
  6. Step 6: Final answer
    x = 135,491.05

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1.5x scale

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.