Home / 86,473.20-119,314.82-52,499.54

Finding the Fourth Proportional to 86,473.20, 119,314.82 and 52,499.54

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Solution

The fourth proportional to 86,473.20, 119,314.82 and 52,499.54 is: 72,438.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,473.20 : 119,314.82 = 52,499.54 : x
  2. Step 2: Convert to fraction form
    86,473.20/119,314.82 = 52,499.54/x
  3. Step 3: Cross multiply
    86,473.20x = 119,314.82 × 52,499.54
  4. Step 4: Simplify right side
    86,473.20x = 6,263,973,165.18
  5. Step 5: Solve for x
    x = 6,263,973,165.18/86,473.20
  6. Step 6: Final answer
    x = 72,438.32

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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.