Home / 106,457.79-146,918.48-58,711.23

Finding the Fourth Proportional to 106,457.79, 146,918.48 and 58,711.23

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Solution

The fourth proportional to 106,457.79, 146,918.48 and 58,711.23 is: 81,025.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,457.79 : 146,918.48 = 58,711.23 : x
  2. Step 2: Convert to fraction form
    106,457.79/146,918.48 = 58,711.23/x
  3. Step 3: Cross multiply
    106,457.79x = 146,918.48 × 58,711.23
  4. Step 4: Simplify right side
    106,457.79x = 8,625,764,376.97
  5. Step 5: Solve for x
    x = 8,625,764,376.97/106,457.79
  6. Step 6: Final answer
    x = 81,025.21

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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.