Home / 86,303.38-119,099.10-50,486.44

Finding the Fourth Proportional to 86,303.38, 119,099.10 and 50,486.44

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Solution

The fourth proportional to 86,303.38, 119,099.10 and 50,486.44 is: 69,671.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,303.38 : 119,099.10 = 50,486.44 : x
  2. Step 2: Convert to fraction form
    86,303.38/119,099.10 = 50,486.44/x
  3. Step 3: Cross multiply
    86,303.38x = 119,099.10 × 50,486.44
  4. Step 4: Simplify right side
    86,303.38x = 6,012,889,566.20
  5. Step 5: Solve for x
    x = 6,012,889,566.20/86,303.38
  6. Step 6: Final answer
    x = 69,671.54

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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.