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Finding the Fourth Proportional to 189,843.58, 284,808.57 and 101,050.30

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Solution

The fourth proportional to 189,843.58, 284,808.57 and 101,050.30 is: 151,598.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,843.58 : 284,808.57 = 101,050.30 : x
  2. Step 2: Convert to fraction form
    189,843.58/284,808.57 = 101,050.30/x
  3. Step 3: Cross multiply
    189,843.58x = 284,808.57 × 101,050.30
  4. Step 4: Simplify right side
    189,843.58x = 28,779,991,441.07
  5. Step 5: Solve for x
    x = 28,779,991,441.07/189,843.58
  6. Step 6: Final answer
    x = 151,598.44

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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.