Home / 106,104.80-146,427-58,362.32

Finding the Fourth Proportional to 106,104.80, 146,427 and 58,362.32

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Solution

The fourth proportional to 106,104.80, 146,427 and 58,362.32 is: 80,541.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,104.80 : 146,427 = 58,362.32 : x
  2. Step 2: Convert to fraction form
    106,104.80/146,427 = 58,362.32/x
  3. Step 3: Cross multiply
    106,104.80x = 146,427 × 58,362.32
  4. Step 4: Simplify right side
    106,104.80x = 8,545,819,430.64
  5. Step 5: Solve for x
    x = 8,545,819,430.64/106,104.80
  6. Step 6: Final answer
    x = 80,541.31

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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.