Home / 86,766.35-119,736.69-48,525.45

Finding the Fourth Proportional to 86,766.35, 119,736.69 and 48,525.45

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Solution

The fourth proportional to 86,766.35, 119,736.69 and 48,525.45 is: 66,964.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,766.35 : 119,736.69 = 48,525.45 : x
  2. Step 2: Convert to fraction form
    86,766.35/119,736.69 = 48,525.45/x
  3. Step 3: Cross multiply
    86,766.35x = 119,736.69 × 48,525.45
  4. Step 4: Simplify right side
    86,766.35x = 5,810,276,763.76
  5. Step 5: Solve for x
    x = 5,810,276,763.76/86,766.35
  6. Step 6: Final answer
    x = 66,964.64

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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.