Home / 189,604.10-284,467.64-56,485.50

Finding the Fourth Proportional to 189,604.10, 284,467.64 and 56,485.50

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Solution

The fourth proportional to 189,604.10, 284,467.64 and 56,485.50 is: 84,746.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,604.10 : 284,467.64 = 56,485.50 : x
  2. Step 2: Convert to fraction form
    189,604.10/284,467.64 = 56,485.50/x
  3. Step 3: Cross multiply
    189,604.10x = 284,467.64 × 56,485.50
  4. Step 4: Simplify right side
    189,604.10x = 16,068,296,596.79
  5. Step 5: Solve for x
    x = 16,068,296,596.79/189,604.10
  6. Step 6: Final answer
    x = 84,746.57

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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.