Home / 106,698.05-147,239.33-58,950.37

Finding the Fourth Proportional to 106,698.05, 147,239.33 and 58,950.37

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Solution

The fourth proportional to 106,698.05, 147,239.33 and 58,950.37 is: 81,349.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,698.05 : 147,239.33 = 58,950.37 : x
  2. Step 2: Convert to fraction form
    106,698.05/147,239.33 = 58,950.37/x
  3. Step 3: Cross multiply
    106,698.05x = 147,239.33 × 58,950.37
  4. Step 4: Simplify right side
    106,698.05x = 8,679,812,982.05
  5. Step 5: Solve for x
    x = 8,679,812,982.05/106,698.05
  6. Step 6: Final answer
    x = 81,349.31

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1.5x scale

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.