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Finding the Fourth Proportional to 67,471.08, 101,206.74 and 17,547

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Solution

The fourth proportional to 67,471.08, 101,206.74 and 17,547 is: 26,320.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,471.08 : 101,206.74 = 17,547 : x
  2. Step 2: Convert to fraction form
    67,471.08/101,206.74 = 17,547/x
  3. Step 3: Cross multiply
    67,471.08x = 101,206.74 × 17,547
  4. Step 4: Simplify right side
    67,471.08x = 1,775,874,666.78
  5. Step 5: Solve for x
    x = 1,775,874,666.78/67,471.08
  6. Step 6: Final answer
    x = 26,320.53

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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.