Home / 86,252.60-119,022.12-48,519.56

Finding the Fourth Proportional to 86,252.60, 119,022.12 and 48,519.56

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Solution

The fourth proportional to 86,252.60, 119,022.12 and 48,519.56 is: 66,953.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,252.60 : 119,022.12 = 48,519.56 : x
  2. Step 2: Convert to fraction form
    86,252.60/119,022.12 = 48,519.56/x
  3. Step 3: Cross multiply
    86,252.60x = 119,022.12 × 48,519.56
  4. Step 4: Simplify right side
    86,252.60x = 5,774,900,892.67
  5. Step 5: Solve for x
    x = 5,774,900,892.67/86,252.60
  6. Step 6: Final answer
    x = 66,953.35

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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.