Home / 106,586.91-147,089.22-58,840.25

Finding the Fourth Proportional to 106,586.91, 147,089.22 and 58,840.25

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Solution

The fourth proportional to 106,586.91, 147,089.22 and 58,840.25 is: 81,199.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,586.91 : 147,089.22 = 58,840.25 : x
  2. Step 2: Convert to fraction form
    106,586.91/147,089.22 = 58,840.25/x
  3. Step 3: Cross multiply
    106,586.91x = 147,089.22 × 58,840.25
  4. Step 4: Simplify right side
    106,586.91x = 8,654,766,477.11
  5. Step 5: Solve for x
    x = 8,654,766,477.11/106,586.91
  6. Step 6: Final answer
    x = 81,199.15

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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.