Home / 86,247.40-119,016.42-48,519.40

Finding the Fourth Proportional to 86,247.40, 119,016.42 and 48,519.40

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Solution

The fourth proportional to 86,247.40, 119,016.42 and 48,519.40 is: 66,953.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,247.40 : 119,016.42 = 48,519.40 : x
  2. Step 2: Convert to fraction form
    86,247.40/119,016.42 = 48,519.40/x
  3. Step 3: Cross multiply
    86,247.40x = 119,016.42 × 48,519.40
  4. Step 4: Simplify right side
    86,247.40x = 5,774,605,288.55
  5. Step 5: Solve for x
    x = 5,774,605,288.55/86,247.40
  6. Step 6: Final answer
    x = 66,953.96

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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.