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Finding the Fourth Proportional to 73,123.44, 109,662.48 and 26,370.24

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Solution

The fourth proportional to 73,123.44, 109,662.48 and 26,370.24 is: 39,547.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,123.44 : 109,662.48 = 26,370.24 : x
  2. Step 2: Convert to fraction form
    73,123.44/109,662.48 = 26,370.24/x
  3. Step 3: Cross multiply
    73,123.44x = 109,662.48 × 26,370.24
  4. Step 4: Simplify right side
    73,123.44x = 2,891,825,916.60
  5. Step 5: Solve for x
    x = 2,891,825,916.60/73,123.44
  6. Step 6: Final answer
    x = 39,547.18

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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.