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Finding the Fourth Proportional to 92,169.99, 127,273.55 and 58,237.47

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Solution

The fourth proportional to 92,169.99, 127,273.55 and 58,237.47 is: 80,417.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,169.99 : 127,273.55 = 58,237.47 : x
  2. Step 2: Convert to fraction form
    92,169.99/127,273.55 = 58,237.47/x
  3. Step 3: Cross multiply
    92,169.99x = 127,273.55 × 58,237.47
  4. Step 4: Simplify right side
    92,169.99x = 7,412,089,258.73
  5. Step 5: Solve for x
    x = 7,412,089,258.73/92,169.99
  6. Step 6: Final answer
    x = 80,417.60

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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.