Home / 50,014.08-75,019.08-12,574.40

Finding the Fourth Proportional to 50,014.08, 75,019.08 and 12,574.40

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Solution

The fourth proportional to 50,014.08, 75,019.08 and 12,574.40 is: 18,861.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,014.08 : 75,019.08 = 12,574.40 : x
  2. Step 2: Convert to fraction form
    50,014.08/75,019.08 = 12,574.40/x
  3. Step 3: Cross multiply
    50,014.08x = 75,019.08 × 12,574.40
  4. Step 4: Simplify right side
    50,014.08x = 943,319,919.55
  5. Step 5: Solve for x
    x = 943,319,919.55/50,014.08
  6. Step 6: Final answer
    x = 18,861.09

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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.