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Finding the Fourth Proportional to 16,075.90, 24,150.90 and 15,411.61

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Solution

The fourth proportional to 16,075.90, 24,150.90 and 15,411.61 is: 23,152.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,075.90 : 24,150.90 = 15,411.61 : x
  2. Step 2: Convert to fraction form
    16,075.90/24,150.90 = 15,411.61/x
  3. Step 3: Cross multiply
    16,075.90x = 24,150.90 × 15,411.61
  4. Step 4: Simplify right side
    16,075.90x = 372,204,131.19
  5. Step 5: Solve for x
    x = 372,204,131.19/16,075.90
  6. Step 6: Final answer
    x = 23,152.93

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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.