Home / 86,600.75-119,502.21-48,357.30

Finding the Fourth Proportional to 86,600.75, 119,502.21 and 48,357.30

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Solution

The fourth proportional to 86,600.75, 119,502.21 and 48,357.30 is: 66,729.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,600.75 : 119,502.21 = 48,357.30 : x
  2. Step 2: Convert to fraction form
    86,600.75/119,502.21 = 48,357.30/x
  3. Step 3: Cross multiply
    86,600.75x = 119,502.21 × 48,357.30
  4. Step 4: Simplify right side
    86,600.75x = 5,778,804,713.10
  5. Step 5: Solve for x
    x = 5,778,804,713.10/86,600.75
  6. Step 6: Final answer
    x = 66,729.27

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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.