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Finding the Fourth Proportional to 17,959.48, 26,941.08 and 6,875.50

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Solution

The fourth proportional to 17,959.48, 26,941.08 and 6,875.50 is: 10,313.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,959.48 : 26,941.08 = 6,875.50 : x
  2. Step 2: Convert to fraction form
    17,959.48/26,941.08 = 6,875.50/x
  3. Step 3: Cross multiply
    17,959.48x = 26,941.08 × 6,875.50
  4. Step 4: Simplify right side
    17,959.48x = 185,233,395.54
  5. Step 5: Solve for x
    x = 185,233,395.54/17,959.48
  6. Step 6: Final answer
    x = 10,313.96

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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.