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Finding the Fourth Proportional to 30,362.18, 41,900.04 and 16,934.30

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Solution

The fourth proportional to 30,362.18, 41,900.04 and 16,934.30 is: 23,369.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,362.18 : 41,900.04 = 16,934.30 : x
  2. Step 2: Convert to fraction form
    30,362.18/41,900.04 = 16,934.30/x
  3. Step 3: Cross multiply
    30,362.18x = 41,900.04 × 16,934.30
  4. Step 4: Simplify right side
    30,362.18x = 709,547,847.37
  5. Step 5: Solve for x
    x = 709,547,847.37/30,362.18
  6. Step 6: Final answer
    x = 23,369.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.