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Finding the Fourth Proportional to 16,395.81, 24,594.12 and 5,303.67

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Solution

The fourth proportional to 16,395.81, 24,594.12 and 5,303.67 is: 7,955.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,395.81 : 24,594.12 = 5,303.67 : x
  2. Step 2: Convert to fraction form
    16,395.81/24,594.12 = 5,303.67/x
  3. Step 3: Cross multiply
    16,395.81x = 24,594.12 × 5,303.67
  4. Step 4: Simplify right side
    16,395.81x = 130,439,096.42
  5. Step 5: Solve for x
    x = 130,439,096.42/16,395.81
  6. Step 6: Final answer
    x = 7,955.64

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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.