Home / 162,533.79-243,713.03-73,738.85

Finding the Fourth Proportional to 162,533.79, 243,713.03 and 73,738.85

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Solution

The fourth proportional to 162,533.79, 243,713.03 and 73,738.85 is: 110,568.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,533.79 : 243,713.03 = 73,738.85 : x
  2. Step 2: Convert to fraction form
    162,533.79/243,713.03 = 73,738.85/x
  3. Step 3: Cross multiply
    162,533.79x = 243,713.03 × 73,738.85
  4. Step 4: Simplify right side
    162,533.79x = 17,971,116,974.96
  5. Step 5: Solve for x
    x = 17,971,116,974.96/162,533.79
  6. Step 6: Final answer
    x = 110,568.50

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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.