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Finding the Fourth Proportional to 174,833.40, 262,055.70 and 74,976.60

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Solution

The fourth proportional to 174,833.40, 262,055.70 and 74,976.60 is: 112,381.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,833.40 : 262,055.70 = 74,976.60 : x
  2. Step 2: Convert to fraction form
    174,833.40/262,055.70 = 74,976.60/x
  3. Step 3: Cross multiply
    174,833.40x = 262,055.70 × 74,976.60
  4. Step 4: Simplify right side
    174,833.40x = 19,648,045,396.62
  5. Step 5: Solve for x
    x = 19,648,045,396.62/174,833.40
  6. Step 6: Final answer
    x = 112,381.53

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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.