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Finding the Fourth Proportional to 58,439.98, 87,659.98 and 14,066.73

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Solution

The fourth proportional to 58,439.98, 87,659.98 and 14,066.73 is: 21,100.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,439.98 : 87,659.98 = 14,066.73 : x
  2. Step 2: Convert to fraction form
    58,439.98/87,659.98 = 14,066.73/x
  3. Step 3: Cross multiply
    58,439.98x = 87,659.98 × 14,066.73
  4. Step 4: Simplify right side
    58,439.98x = 1,233,089,270.47
  5. Step 5: Solve for x
    x = 1,233,089,270.47/58,439.98
  6. Step 6: Final answer
    x = 21,100.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.