Home / 103,645.04-154,659.23-92,474.96

Finding the Fourth Proportional to 103,645.04, 154,659.23 and 92,474.96

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Solution

The fourth proportional to 103,645.04, 154,659.23 and 92,474.96 is: 137,991.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,645.04 : 154,659.23 = 92,474.96 : x
  2. Step 2: Convert to fraction form
    103,645.04/154,659.23 = 92,474.96/x
  3. Step 3: Cross multiply
    103,645.04x = 154,659.23 × 92,474.96
  4. Step 4: Simplify right side
    103,645.04x = 14,302,106,107.88
  5. Step 5: Solve for x
    x = 14,302,106,107.88/103,645.04
  6. Step 6: Final answer
    x = 137,991.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.