Home / 162,054.28-243,107.34-68,560.84

Finding the Fourth Proportional to 162,054.28, 243,107.34 and 68,560.84

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Solution

The fourth proportional to 162,054.28, 243,107.34 and 68,560.84 is: 102,852.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,054.28 : 243,107.34 = 68,560.84 : x
  2. Step 2: Convert to fraction form
    162,054.28/243,107.34 = 68,560.84/x
  3. Step 3: Cross multiply
    162,054.28x = 243,107.34 × 68,560.84
  4. Step 4: Simplify right side
    162,054.28x = 16,667,643,440.57
  5. Step 5: Solve for x
    x = 16,667,643,440.57/162,054.28
  6. Step 6: Final answer
    x = 102,852.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.