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Finding the Fourth Proportional to 30,095.51, 41,532.16 and 16,666.99

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Solution

The fourth proportional to 30,095.51, 41,532.16 and 16,666.99 is: 23,000.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,095.51 : 41,532.16 = 16,666.99 : x
  2. Step 2: Convert to fraction form
    30,095.51/41,532.16 = 16,666.99/x
  3. Step 3: Cross multiply
    30,095.51x = 41,532.16 × 16,666.99
  4. Step 4: Simplify right side
    30,095.51x = 692,216,027.65
  5. Step 5: Solve for x
    x = 692,216,027.65/30,095.51
  6. Step 6: Final answer
    x = 23,000.64

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