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Finding the Fourth Proportional to 70,015.24, 104,948.88 and 34,427.08

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Solution

The fourth proportional to 70,015.24, 104,948.88 and 34,427.08 is: 51,604.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,015.24 : 104,948.88 = 34,427.08 : x
  2. Step 2: Convert to fraction form
    70,015.24/104,948.88 = 34,427.08/x
  3. Step 3: Cross multiply
    70,015.24x = 104,948.88 × 34,427.08
  4. Step 4: Simplify right side
    70,015.24x = 3,613,083,487.67
  5. Step 5: Solve for x
    x = 3,613,083,487.67/70,015.24
  6. Step 6: Final answer
    x = 51,604.24

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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.