Home / 189,645.38-284,525.16-56,525.63

Finding the Fourth Proportional to 189,645.38, 284,525.16 and 56,525.63

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Solution

The fourth proportional to 189,645.38, 284,525.16 and 56,525.63 is: 84,805.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,645.38 : 284,525.16 = 56,525.63 : x
  2. Step 2: Convert to fraction form
    189,645.38/284,525.16 = 56,525.63/x
  3. Step 3: Cross multiply
    189,645.38x = 284,525.16 × 56,525.63
  4. Step 4: Simplify right side
    189,645.38x = 16,082,963,919.85
  5. Step 5: Solve for x
    x = 16,082,963,919.85/189,645.38
  6. Step 6: Final answer
    x = 84,805.46

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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.