Home / 159,219.17-219,598.08-98,755.91

Finding the Fourth Proportional to 159,219.17, 219,598.08 and 98,755.91

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Solution

The fourth proportional to 159,219.17, 219,598.08 and 98,755.91 is: 136,206.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,219.17 : 219,598.08 = 98,755.91 : x
  2. Step 2: Convert to fraction form
    159,219.17/219,598.08 = 98,755.91/x
  3. Step 3: Cross multiply
    159,219.17x = 219,598.08 × 98,755.91
  4. Step 4: Simplify right side
    159,219.17x = 21,686,608,224.65
  5. Step 5: Solve for x
    x = 21,686,608,224.65/159,219.17
  6. Step 6: Final answer
    x = 136,206.01

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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.