Home / 106,391.04-146,818.07-58,643.36

Finding the Fourth Proportional to 106,391.04, 146,818.07 and 58,643.36

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Solution

The fourth proportional to 106,391.04, 146,818.07 and 58,643.36 is: 80,926.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,391.04 : 146,818.07 = 58,643.36 : x
  2. Step 2: Convert to fraction form
    106,391.04/146,818.07 = 58,643.36/x
  3. Step 3: Cross multiply
    106,391.04x = 146,818.07 × 58,643.36
  4. Step 4: Simplify right side
    106,391.04x = 8,609,904,676.69
  5. Step 5: Solve for x
    x = 8,609,904,676.69/106,391.04
  6. Step 6: Final answer
    x = 80,926.97

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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.