Home / 30,055.55-45,165.12-16,025.49

Finding the Fourth Proportional to 30,055.55, 45,165.12 and 16,025.49

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Solution

The fourth proportional to 30,055.55, 45,165.12 and 16,025.49 is: 24,081.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,055.55 : 45,165.12 = 16,025.49 : x
  2. Step 2: Convert to fraction form
    30,055.55/45,165.12 = 16,025.49/x
  3. Step 3: Cross multiply
    30,055.55x = 45,165.12 × 16,025.49
  4. Step 4: Simplify right side
    30,055.55x = 723,793,178.91
  5. Step 5: Solve for x
    x = 723,793,178.91/30,055.55
  6. Step 6: Final answer
    x = 24,081.85

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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.