Home / 107,686.91-148,607.94-59,939.23

Finding the Fourth Proportional to 107,686.91, 148,607.94 and 59,939.23

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Solution

The fourth proportional to 107,686.91, 148,607.94 and 59,939.23 is: 82,716.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,686.91 : 148,607.94 = 59,939.23 : x
  2. Step 2: Convert to fraction form
    107,686.91/148,607.94 = 59,939.23/x
  3. Step 3: Cross multiply
    107,686.91x = 148,607.94 × 59,939.23
  4. Step 4: Simplify right side
    107,686.91x = 8,907,445,495.49
  5. Step 5: Solve for x
    x = 8,907,445,495.49/107,686.91
  6. Step 6: Final answer
    x = 82,716.14

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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.