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Finding the Fourth Proportional to 58,683.42, 80,975.34 and 33,193.26

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Solution

The fourth proportional to 58,683.42, 80,975.34 and 33,193.26 is: 45,802.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,683.42 : 80,975.34 = 33,193.26 : x
  2. Step 2: Convert to fraction form
    58,683.42/80,975.34 = 33,193.26/x
  3. Step 3: Cross multiply
    58,683.42x = 80,975.34 × 33,193.26
  4. Step 4: Simplify right side
    58,683.42x = 2,687,835,514.21
  5. Step 5: Solve for x
    x = 2,687,835,514.21/58,683.42
  6. Step 6: Final answer
    x = 45,802.30

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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.