Home / 106,420.14-146,857.41-58,672.26

Finding the Fourth Proportional to 106,420.14, 146,857.41 and 58,672.26

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Solution

The fourth proportional to 106,420.14, 146,857.41 and 58,672.26 is: 80,966.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,420.14 : 146,857.41 = 58,672.26 : x
  2. Step 2: Convert to fraction form
    106,420.14/146,857.41 = 58,672.26/x
  3. Step 3: Cross multiply
    106,420.14x = 146,857.41 × 58,672.26
  4. Step 4: Simplify right side
    106,420.14x = 8,616,456,142.45
  5. Step 5: Solve for x
    x = 8,616,456,142.45/106,420.14
  6. Step 6: Final answer
    x = 80,966.40

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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.