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Finding the Fourth Proportional to 94,852.68, 142,277.37 and 28,293

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Solution

The fourth proportional to 94,852.68, 142,277.37 and 28,293 is: 42,439.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,852.68 : 142,277.37 = 28,293 : x
  2. Step 2: Convert to fraction form
    94,852.68/142,277.37 = 28,293/x
  3. Step 3: Cross multiply
    94,852.68x = 142,277.37 × 28,293
  4. Step 4: Simplify right side
    94,852.68x = 4,025,453,629.41
  5. Step 5: Solve for x
    x = 4,025,453,629.41/94,852.68
  6. Step 6: Final answer
    x = 42,439.01

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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.