Home / 106,634.16-147,157.44-58,890.56

Finding the Fourth Proportional to 106,634.16, 147,157.44 and 58,890.56

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Solution

The fourth proportional to 106,634.16, 147,157.44 and 58,890.56 is: 81,270.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,634.16 : 147,157.44 = 58,890.56 : x
  2. Step 2: Convert to fraction form
    106,634.16/147,157.44 = 58,890.56/x
  3. Step 3: Cross multiply
    106,634.16x = 147,157.44 × 58,890.56
  4. Step 4: Simplify right side
    106,634.16x = 8,666,184,049.77
  5. Step 5: Solve for x
    x = 8,666,184,049.77/106,634.16
  6. Step 6: Final answer
    x = 81,270.24

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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.