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Finding the Fourth Proportional to 58,650.99, 87,975.74 and 14,277.78

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Solution

The fourth proportional to 58,650.99, 87,975.74 and 14,277.78 is: 21,416.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,650.99 : 87,975.74 = 14,277.78 : x
  2. Step 2: Convert to fraction form
    58,650.99/87,975.74 = 14,277.78/x
  3. Step 3: Cross multiply
    58,650.99x = 87,975.74 × 14,277.78
  4. Step 4: Simplify right side
    58,650.99x = 1,256,098,189.67
  5. Step 5: Solve for x
    x = 1,256,098,189.67/58,650.99
  6. Step 6: Final answer
    x = 21,416.49

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Similar ratio
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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.