Home / 147,560.32-203,612.70-83,891.08

Finding the Fourth Proportional to 147,560.32, 203,612.70 and 83,891.08

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Solution

The fourth proportional to 147,560.32, 203,612.70 and 83,891.08 is: 115,758.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,560.32 : 203,612.70 = 83,891.08 : x
  2. Step 2: Convert to fraction form
    147,560.32/203,612.70 = 83,891.08/x
  3. Step 3: Cross multiply
    147,560.32x = 203,612.70 × 83,891.08
  4. Step 4: Simplify right side
    147,560.32x = 17,081,289,304.72
  5. Step 5: Solve for x
    x = 17,081,289,304.72/147,560.32
  6. Step 6: Final answer
    x = 115,758.01

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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.