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Finding the Fourth Proportional to 26,240, 39,158.48 and 23,437.44

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Solution

The fourth proportional to 26,240, 39,158.48 and 23,437.44 is: 34,976.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,240 : 39,158.48 = 23,437.44 : x
  2. Step 2: Convert to fraction form
    26,240/39,158.48 = 23,437.44/x
  3. Step 3: Cross multiply
    26,240x = 39,158.48 × 23,437.44
  4. Step 4: Simplify right side
    26,240x = 917,774,525.49
  5. Step 5: Solve for x
    x = 917,774,525.49/26,240
  6. Step 6: Final answer
    x = 34,976.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.