Home / 106,611.86-147,123.41-58,864.19

Finding the Fourth Proportional to 106,611.86, 147,123.41 and 58,864.19

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Solution

The fourth proportional to 106,611.86, 147,123.41 and 58,864.19 is: 81,232.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,611.86 : 147,123.41 = 58,864.19 : x
  2. Step 2: Convert to fraction form
    106,611.86/147,123.41 = 58,864.19/x
  3. Step 3: Cross multiply
    106,611.86x = 147,123.41 × 58,864.19
  4. Step 4: Simplify right side
    106,611.86x = 8,660,299,329.75
  5. Step 5: Solve for x
    x = 8,660,299,329.75/106,611.86
  6. Step 6: Final answer
    x = 81,232.04

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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.