Home / 106,020.92-146,305.98-58,274.28

Finding the Fourth Proportional to 106,020.92, 146,305.98 and 58,274.28

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Solution

The fourth proportional to 106,020.92, 146,305.98 and 58,274.28 is: 80,416.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,020.92 : 146,305.98 = 58,274.28 : x
  2. Step 2: Convert to fraction form
    106,020.92/146,305.98 = 58,274.28/x
  3. Step 3: Cross multiply
    106,020.92x = 146,305.98 × 58,274.28
  4. Step 4: Simplify right side
    106,020.92x = 8,525,875,644.19
  5. Step 5: Solve for x
    x = 8,525,875,644.19/106,020.92
  6. Step 6: Final answer
    x = 80,416.92

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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.