Home / 86,588.20-119,493.30-48,855.16

Finding the Fourth Proportional to 86,588.20, 119,493.30 and 48,855.16

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Solution

The fourth proportional to 86,588.20, 119,493.30 and 48,855.16 is: 67,421.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,588.20 : 119,493.30 = 48,855.16 : x
  2. Step 2: Convert to fraction form
    86,588.20/119,493.30 = 48,855.16/x
  3. Step 3: Cross multiply
    86,588.20x = 119,493.30 × 48,855.16
  4. Step 4: Simplify right side
    86,588.20x = 5,837,864,290.43
  5. Step 5: Solve for x
    x = 5,837,864,290.43/86,588.20
  6. Step 6: Final answer
    x = 67,421.01

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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.