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Finding the Fourth Proportional to 58,594.88, 87,840.84 and 30,455.60

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Solution

The fourth proportional to 58,594.88, 87,840.84 and 30,455.60 is: 45,656.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,594.88 : 87,840.84 = 30,455.60 : x
  2. Step 2: Convert to fraction form
    58,594.88/87,840.84 = 30,455.60/x
  3. Step 3: Cross multiply
    58,594.88x = 87,840.84 × 30,455.60
  4. Step 4: Simplify right side
    58,594.88x = 2,675,245,486.70
  5. Step 5: Solve for x
    x = 2,675,245,486.70/58,594.88
  6. Step 6: Final answer
    x = 45,656.64

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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.