Home / 30,165.37-45,274.46-16,136.57

Finding the Fourth Proportional to 30,165.37, 45,274.46 and 16,136.57

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Solution

The fourth proportional to 30,165.37, 45,274.46 and 16,136.57 is: 24,218.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,165.37 : 45,274.46 = 16,136.57 : x
  2. Step 2: Convert to fraction form
    30,165.37/45,274.46 = 16,136.57/x
  3. Step 3: Cross multiply
    30,165.37x = 45,274.46 × 16,136.57
  4. Step 4: Simplify right side
    30,165.37x = 730,574,412.32
  5. Step 5: Solve for x
    x = 730,574,412.32/30,165.37
  6. Step 6: Final answer
    x = 24,218.98

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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.