Home / 86,429.96-119,252.46-48,704.20

Finding the Fourth Proportional to 86,429.96, 119,252.46 and 48,704.20

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Solution

The fourth proportional to 86,429.96, 119,252.46 and 48,704.20 is: 67,200.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,429.96 : 119,252.46 = 48,704.20 : x
  2. Step 2: Convert to fraction form
    86,429.96/119,252.46 = 48,704.20/x
  3. Step 3: Cross multiply
    86,429.96x = 119,252.46 × 48,704.20
  4. Step 4: Simplify right side
    86,429.96x = 5,808,095,662.33
  5. Step 5: Solve for x
    x = 5,808,095,662.33/86,429.96
  6. Step 6: Final answer
    x = 67,200.03

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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.