Home / 189,863.08-284,837.88-101,069.80

Finding the Fourth Proportional to 189,863.08, 284,837.88 and 101,069.80

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Solution

The fourth proportional to 189,863.08, 284,837.88 and 101,069.80 is: 151,627.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,863.08 : 284,837.88 = 101,069.80 : x
  2. Step 2: Convert to fraction form
    189,863.08/284,837.88 = 101,069.80/x
  3. Step 3: Cross multiply
    189,863.08x = 284,837.88 × 101,069.80
  4. Step 4: Simplify right side
    189,863.08x = 28,788,507,564.02
  5. Step 5: Solve for x
    x = 28,788,507,564.02/189,863.08
  6. Step 6: Final answer
    x = 151,627.73

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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.