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Finding the Fourth Proportional to 77,594.94, 116,389.08 and 22,190.94

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Solution

The fourth proportional to 77,594.94, 116,389.08 and 22,190.94 is: 33,285.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,594.94 : 116,389.08 = 22,190.94 : x
  2. Step 2: Convert to fraction form
    77,594.94/116,389.08 = 22,190.94/x
  3. Step 3: Cross multiply
    77,594.94x = 116,389.08 × 22,190.94
  4. Step 4: Simplify right side
    77,594.94x = 2,582,783,090.94
  5. Step 5: Solve for x
    x = 2,582,783,090.94/77,594.94
  6. Step 6: Final answer
    x = 33,285.46

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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.