Home / 86,786.68-119,776.70-48,548.35

Finding the Fourth Proportional to 86,786.68, 119,776.70 and 48,548.35

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Solution

The fourth proportional to 86,786.68, 119,776.70 and 48,548.35 is: 67,002.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,786.68 : 119,776.70 = 48,548.35 : x
  2. Step 2: Convert to fraction form
    86,786.68/119,776.70 = 48,548.35/x
  3. Step 3: Cross multiply
    86,786.68x = 119,776.70 × 48,548.35
  4. Step 4: Simplify right side
    86,786.68x = 5,814,961,153.45
  5. Step 5: Solve for x
    x = 5,814,961,153.45/86,786.68
  6. Step 6: Final answer
    x = 67,002.92

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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.