Home / 189,338.46-284,066.62-56,219.40

Finding the Fourth Proportional to 189,338.46, 284,066.62 and 56,219.40

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Solution

The fourth proportional to 189,338.46, 284,066.62 and 56,219.40 is: 84,346.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,338.46 : 284,066.62 = 56,219.40 : x
  2. Step 2: Convert to fraction form
    189,338.46/284,066.62 = 56,219.40/x
  3. Step 3: Cross multiply
    189,338.46x = 284,066.62 × 56,219.40
  4. Step 4: Simplify right side
    189,338.46x = 15,970,054,936.43
  5. Step 5: Solve for x
    x = 15,970,054,936.43/189,338.46
  6. Step 6: Final answer
    x = 84,346.60

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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.