Home / 106,904.14-147,530.78-59,161.93

Finding the Fourth Proportional to 106,904.14, 147,530.78 and 59,161.93

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Solution

The fourth proportional to 106,904.14, 147,530.78 and 59,161.93 is: 81,645.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,904.14 : 147,530.78 = 59,161.93 : x
  2. Step 2: Convert to fraction form
    106,904.14/147,530.78 = 59,161.93/x
  3. Step 3: Cross multiply
    106,904.14x = 147,530.78 × 59,161.93
  4. Step 4: Simplify right side
    106,904.14x = 8,728,205,679.21
  5. Step 5: Solve for x
    x = 8,728,205,679.21/106,904.14
  6. Step 6: Final answer
    x = 81,645.16

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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.