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Finding the Fourth Proportional to 45,203.50, 67,805.25 and 17,501.50

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Solution

The fourth proportional to 45,203.50, 67,805.25 and 17,501.50 is: 26,252.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,203.50 : 67,805.25 = 17,501.50 : x
  2. Step 2: Convert to fraction form
    45,203.50/67,805.25 = 17,501.50/x
  3. Step 3: Cross multiply
    45,203.50x = 67,805.25 × 17,501.50
  4. Step 4: Simplify right side
    45,203.50x = 1,186,693,582.88
  5. Step 5: Solve for x
    x = 1,186,693,582.88/45,203.50
  6. Step 6: Final answer
    x = 26,252.25

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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.