Home / 106,586.54-147,089.90-58,840.28

Finding the Fourth Proportional to 106,586.54, 147,089.90 and 58,840.28

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Solution

The fourth proportional to 106,586.54, 147,089.90 and 58,840.28 is: 81,199.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,586.54 : 147,089.90 = 58,840.28 : x
  2. Step 2: Convert to fraction form
    106,586.54/147,089.90 = 58,840.28/x
  3. Step 3: Cross multiply
    106,586.54x = 147,089.90 × 58,840.28
  4. Step 4: Simplify right side
    106,586.54x = 8,654,810,901.17
  5. Step 5: Solve for x
    x = 8,654,810,901.17/106,586.54
  6. Step 6: Final answer
    x = 81,199.85

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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.