Home / 107,530.62-148,393.98-59,134.56

Finding the Fourth Proportional to 107,530.62, 148,393.98 and 59,134.56

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Solution

The fourth proportional to 107,530.62, 148,393.98 and 59,134.56 is: 81,606.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,530.62 : 148,393.98 = 59,134.56 : x
  2. Step 2: Convert to fraction form
    107,530.62/148,393.98 = 59,134.56/x
  3. Step 3: Cross multiply
    107,530.62x = 148,393.98 × 59,134.56
  4. Step 4: Simplify right side
    107,530.62x = 8,775,212,713.95
  5. Step 5: Solve for x
    x = 8,775,212,713.95/107,530.62
  6. Step 6: Final answer
    x = 81,606.64

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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.