Home / 107,659.23-148,569.74-59,912.61

Finding the Fourth Proportional to 107,659.23, 148,569.74 and 59,912.61

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Solution

The fourth proportional to 107,659.23, 148,569.74 and 59,912.61 is: 82,679.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,659.23 : 148,569.74 = 59,912.61 : x
  2. Step 2: Convert to fraction form
    107,659.23/148,569.74 = 59,912.61/x
  3. Step 3: Cross multiply
    107,659.23x = 148,569.74 × 59,912.61
  4. Step 4: Simplify right side
    107,659.23x = 8,901,201,431.11
  5. Step 5: Solve for x
    x = 8,901,201,431.11/107,659.23
  6. Step 6: Final answer
    x = 82,679.41

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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.