Home / 147,896.20-221,714.70-88,755.40

Finding the Fourth Proportional to 147,896.20, 221,714.70 and 88,755.40

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Solution

The fourth proportional to 147,896.20, 221,714.70 and 88,755.40 is: 133,055.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,896.20 : 221,714.70 = 88,755.40 : x
  2. Step 2: Convert to fraction form
    147,896.20/221,714.70 = 88,755.40/x
  3. Step 3: Cross multiply
    147,896.20x = 221,714.70 × 88,755.40
  4. Step 4: Simplify right side
    147,896.20x = 19,678,376,884.38
  5. Step 5: Solve for x
    x = 19,678,376,884.38/147,896.20
  6. Step 6: Final answer
    x = 133,055.32

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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.