Home / 189,597.17-284,396.53-47,442.05

Finding the Fourth Proportional to 189,597.17, 284,396.53 and 47,442.05

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Solution

The fourth proportional to 189,597.17, 284,396.53 and 47,442.05 is: 71,163.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,597.17 : 284,396.53 = 47,442.05 : x
  2. Step 2: Convert to fraction form
    189,597.17/284,396.53 = 47,442.05/x
  3. Step 3: Cross multiply
    189,597.17x = 284,396.53 × 47,442.05
  4. Step 4: Simplify right side
    189,597.17x = 13,492,354,158.88
  5. Step 5: Solve for x
    x = 13,492,354,158.88/189,597.17
  6. Step 6: Final answer
    x = 71,163.27

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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.