Home / 107,686.74-148,607.66-59,939.04

Finding the Fourth Proportional to 107,686.74, 148,607.66 and 59,939.04

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Solution

The fourth proportional to 107,686.74, 148,607.66 and 59,939.04 is: 82,715.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,686.74 : 148,607.66 = 59,939.04 : x
  2. Step 2: Convert to fraction form
    107,686.74/148,607.66 = 59,939.04/x
  3. Step 3: Cross multiply
    107,686.74x = 148,607.66 × 59,939.04
  4. Step 4: Simplify right side
    107,686.74x = 8,907,400,477.05
  5. Step 5: Solve for x
    x = 8,907,400,477.05/107,686.74
  6. Step 6: Final answer
    x = 82,715.85

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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.