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Finding the Fourth Proportional to 86,657.93, 119,588.73 and 50,848.54

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Solution

The fourth proportional to 86,657.93, 119,588.73 and 50,848.54 is: 70,171.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,657.93 : 119,588.73 = 50,848.54 : x
  2. Step 2: Convert to fraction form
    86,657.93/119,588.73 = 50,848.54/x
  3. Step 3: Cross multiply
    86,657.93x = 119,588.73 × 50,848.54
  4. Step 4: Simplify right side
    86,657.93x = 6,080,912,320.95
  5. Step 5: Solve for x
    x = 6,080,912,320.95/86,657.93
  6. Step 6: Final answer
    x = 70,171.45

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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.