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Finding the Fourth Proportional to 83,043, 114,600.60 and 45,317.34

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Solution

The fourth proportional to 83,043, 114,600.60 and 45,317.34 is: 62,538.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,043 : 114,600.60 = 45,317.34 : x
  2. Step 2: Convert to fraction form
    83,043/114,600.60 = 45,317.34/x
  3. Step 3: Cross multiply
    83,043x = 114,600.60 × 45,317.34
  4. Step 4: Simplify right side
    83,043x = 5,193,394,354.40
  5. Step 5: Solve for x
    x = 5,193,394,354.40/83,043
  6. Step 6: Final answer
    x = 62,538.62

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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.