Home / 106,017.12-146,304.54-58,271.58

Finding the Fourth Proportional to 106,017.12, 146,304.54 and 58,271.58

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Solution

The fourth proportional to 106,017.12, 146,304.54 and 58,271.58 is: 80,415.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,017.12 : 146,304.54 = 58,271.58 : x
  2. Step 2: Convert to fraction form
    106,017.12/146,304.54 = 58,271.58/x
  3. Step 3: Cross multiply
    106,017.12x = 146,304.54 × 58,271.58
  4. Step 4: Simplify right side
    106,017.12x = 8,525,396,706.97
  5. Step 5: Solve for x
    x = 8,525,396,706.97/106,017.12
  6. Step 6: Final answer
    x = 80,415.28

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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.