Home / 98,733.06-136,251.21-53,410.94

Finding the Fourth Proportional to 98,733.06, 136,251.21 and 53,410.94

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Solution

The fourth proportional to 98,733.06, 136,251.21 and 53,410.94 is: 73,706.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,733.06 : 136,251.21 = 53,410.94 : x
  2. Step 2: Convert to fraction form
    98,733.06/136,251.21 = 53,410.94/x
  3. Step 3: Cross multiply
    98,733.06x = 136,251.21 × 53,410.94
  4. Step 4: Simplify right side
    98,733.06x = 7,277,304,849.01
  5. Step 5: Solve for x
    x = 7,277,304,849.01/98,733.06
  6. Step 6: Final answer
    x = 73,706.87

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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.