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Finding the Fourth Proportional to 80,594.64, 111,218.40 and 44,783.70

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Solution

The fourth proportional to 80,594.64, 111,218.40 and 44,783.70 is: 61,800.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,594.64 : 111,218.40 = 44,783.70 : x
  2. Step 2: Convert to fraction form
    80,594.64/111,218.40 = 44,783.70/x
  3. Step 3: Cross multiply
    80,594.64x = 111,218.40 × 44,783.70
  4. Step 4: Simplify right side
    80,594.64x = 4,980,771,460.08
  5. Step 5: Solve for x
    x = 4,980,771,460.08/80,594.64
  6. Step 6: Final answer
    x = 61,800.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.