Home / 178,929.10-246,919.38-98,354.91

Finding the Fourth Proportional to 178,929.10, 246,919.38 and 98,354.91

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Solution

The fourth proportional to 178,929.10, 246,919.38 and 98,354.91 is: 135,728.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,929.10 : 246,919.38 = 98,354.91 : x
  2. Step 2: Convert to fraction form
    178,929.10/246,919.38 = 98,354.91/x
  3. Step 3: Cross multiply
    178,929.10x = 246,919.38 × 98,354.91
  4. Step 4: Simplify right side
    178,929.10x = 24,285,733,397.16
  5. Step 5: Solve for x
    x = 24,285,733,397.16/178,929.10
  6. Step 6: Final answer
    x = 135,728.25

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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.