Home / 98,768.46-136,299.72-53,446.14

Finding the Fourth Proportional to 98,768.46, 136,299.72 and 53,446.14

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Solution

The fourth proportional to 98,768.46, 136,299.72 and 53,446.14 is: 73,755.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,768.46 : 136,299.72 = 53,446.14 : x
  2. Step 2: Convert to fraction form
    98,768.46/136,299.72 = 53,446.14/x
  3. Step 3: Cross multiply
    98,768.46x = 136,299.72 × 53,446.14
  4. Step 4: Simplify right side
    98,768.46x = 7,284,693,917.08
  5. Step 5: Solve for x
    x = 7,284,693,917.08/98,768.46
  6. Step 6: Final answer
    x = 73,755.26

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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.