Home / 86,618.34-119,530.88-48,896.10

Finding the Fourth Proportional to 86,618.34, 119,530.88 and 48,896.10

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Solution

The fourth proportional to 86,618.34, 119,530.88 and 48,896.10 is: 67,475.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,618.34 : 119,530.88 = 48,896.10 : x
  2. Step 2: Convert to fraction form
    86,618.34/119,530.88 = 48,896.10/x
  3. Step 3: Cross multiply
    86,618.34x = 119,530.88 × 48,896.10
  4. Step 4: Simplify right side
    86,618.34x = 5,844,593,861.57
  5. Step 5: Solve for x
    x = 5,844,593,861.57/86,618.34
  6. Step 6: Final answer
    x = 67,475.25

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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.