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Finding the Fourth Proportional to 86,364.50, 119,212.83 and 50,566.01

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Solution

The fourth proportional to 86,364.50, 119,212.83 and 50,566.01 is: 69,798.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,364.50 : 119,212.83 = 50,566.01 : x
  2. Step 2: Convert to fraction form
    86,364.50/119,212.83 = 50,566.01/x
  3. Step 3: Cross multiply
    86,364.50x = 119,212.83 × 50,566.01
  4. Step 4: Simplify right side
    86,364.50x = 6,028,116,557.84
  5. Step 5: Solve for x
    x = 6,028,116,557.84/86,364.50
  6. Step 6: Final answer
    x = 69,798.55

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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.