Home / 101,640.05-152,484.29-35,080.75

Finding the Fourth Proportional to 101,640.05, 152,484.29 and 35,080.75

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Solution

The fourth proportional to 101,640.05, 152,484.29 and 35,080.75 is: 52,629.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,640.05 : 152,484.29 = 35,080.75 : x
  2. Step 2: Convert to fraction form
    101,640.05/152,484.29 = 35,080.75/x
  3. Step 3: Cross multiply
    101,640.05x = 152,484.29 × 35,080.75
  4. Step 4: Simplify right side
    101,640.05x = 5,349,263,256.42
  5. Step 5: Solve for x
    x = 5,349,263,256.42/101,640.05
  6. Step 6: Final answer
    x = 52,629.48

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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.