Home / 106,558.77-147,052.31-58,812.11

Finding the Fourth Proportional to 106,558.77, 147,052.31 and 58,812.11

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Solution

The fourth proportional to 106,558.77, 147,052.31 and 58,812.11 is: 81,161.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,558.77 : 147,052.31 = 58,812.11 : x
  2. Step 2: Convert to fraction form
    106,558.77/147,052.31 = 58,812.11/x
  3. Step 3: Cross multiply
    106,558.77x = 147,052.31 × 58,812.11
  4. Step 4: Simplify right side
    106,558.77x = 8,648,455,602.15
  5. Step 5: Solve for x
    x = 8,648,455,602.15/106,558.77
  6. Step 6: Final answer
    x = 81,161.37

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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.