Home / 107,765.24-148,720.63-60,018.59

Finding the Fourth Proportional to 107,765.24, 148,720.63 and 60,018.59

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Solution

The fourth proportional to 107,765.24, 148,720.63 and 60,018.59 is: 82,828.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,765.24 : 148,720.63 = 60,018.59 : x
  2. Step 2: Convert to fraction form
    107,765.24/148,720.63 = 60,018.59/x
  3. Step 3: Cross multiply
    107,765.24x = 148,720.63 × 60,018.59
  4. Step 4: Simplify right side
    107,765.24x = 8,926,001,789.18
  5. Step 5: Solve for x
    x = 8,926,001,789.18/107,765.24
  6. Step 6: Final answer
    x = 82,828.21

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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.