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Finding the Fourth Proportional to 189,403.56, 284,151.60 and 63,043.56

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Solution

The fourth proportional to 189,403.56, 284,151.60 and 63,043.56 is: 94,580.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,403.56 : 284,151.60 = 63,043.56 : x
  2. Step 2: Convert to fraction form
    189,403.56/284,151.60 = 63,043.56/x
  3. Step 3: Cross multiply
    189,403.56x = 284,151.60 × 63,043.56
  4. Step 4: Simplify right side
    189,403.56x = 17,913,928,443.70
  5. Step 5: Solve for x
    x = 17,913,928,443.70/189,403.56
  6. Step 6: Final answer
    x = 94,580.74

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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.