Home / 162,786.32-243,741.96-103,299.92

Finding the Fourth Proportional to 162,786.32, 243,741.96 and 103,299.92

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Solution

The fourth proportional to 162,786.32, 243,741.96 and 103,299.92 is: 154,672.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,786.32 : 243,741.96 = 103,299.92 : x
  2. Step 2: Convert to fraction form
    162,786.32/243,741.96 = 103,299.92/x
  3. Step 3: Cross multiply
    162,786.32x = 243,741.96 × 103,299.92
  4. Step 4: Simplify right side
    162,786.32x = 25,178,524,968.64
  5. Step 5: Solve for x
    x = 25,178,524,968.64/162,786.32
  6. Step 6: Final answer
    x = 154,672.24

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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.