Home / 107,003.52-160,529.60-57,057.28

Finding the Fourth Proportional to 107,003.52, 160,529.60 and 57,057.28

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Solution

The fourth proportional to 107,003.52, 160,529.60 and 57,057.28 is: 85,598.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,003.52 : 160,529.60 = 57,057.28 : x
  2. Step 2: Convert to fraction form
    107,003.52/160,529.60 = 57,057.28/x
  3. Step 3: Cross multiply
    107,003.52x = 160,529.60 × 57,057.28
  4. Step 4: Simplify right side
    107,003.52x = 9,159,382,335.49
  5. Step 5: Solve for x
    x = 9,159,382,335.49/107,003.52
  6. Step 6: Final answer
    x = 85,598.89

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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.