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Finding the Fourth Proportional to 163,057.10, 244,585.65 and 69,745.10

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Solution

The fourth proportional to 163,057.10, 244,585.65 and 69,745.10 is: 104,617.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,057.10 : 244,585.65 = 69,745.10 : x
  2. Step 2: Convert to fraction form
    163,057.10/244,585.65 = 69,745.10/x
  3. Step 3: Cross multiply
    163,057.10x = 244,585.65 × 69,745.10
  4. Step 4: Simplify right side
    163,057.10x = 17,058,650,617.82
  5. Step 5: Solve for x
    x = 17,058,650,617.82/163,057.10
  6. Step 6: Final answer
    x = 104,617.65

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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.