Home / 106,564.58-147,048.63-58,814.84

Finding the Fourth Proportional to 106,564.58, 147,048.63 and 58,814.84

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Solution

The fourth proportional to 106,564.58, 147,048.63 and 58,814.84 is: 81,158.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,564.58 : 147,048.63 = 58,814.84 : x
  2. Step 2: Convert to fraction form
    106,564.58/147,048.63 = 58,814.84/x
  3. Step 3: Cross multiply
    106,564.58x = 147,048.63 × 58,814.84
  4. Step 4: Simplify right side
    106,564.58x = 8,648,640,910.43
  5. Step 5: Solve for x
    x = 8,648,640,910.43/106,564.58
  6. Step 6: Final answer
    x = 81,158.69

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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.