Home / 107,261.08-148,018.39-59,513.61

Finding the Fourth Proportional to 107,261.08, 148,018.39 and 59,513.61

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Solution

The fourth proportional to 107,261.08, 148,018.39 and 59,513.61 is: 82,127.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,261.08 : 148,018.39 = 59,513.61 : x
  2. Step 2: Convert to fraction form
    107,261.08/148,018.39 = 59,513.61/x
  3. Step 3: Cross multiply
    107,261.08x = 148,018.39 × 59,513.61
  4. Step 4: Simplify right side
    107,261.08x = 8,809,108,735.29
  5. Step 5: Solve for x
    x = 8,809,108,735.29/107,261.08
  6. Step 6: Final answer
    x = 82,127.73

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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.