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Finding the Fourth Proportional to 58,230.80, 87,346.20 and 37,235.60

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Solution

The fourth proportional to 58,230.80, 87,346.20 and 37,235.60 is: 55,853.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,230.80 : 87,346.20 = 37,235.60 : x
  2. Step 2: Convert to fraction form
    58,230.80/87,346.20 = 37,235.60/x
  3. Step 3: Cross multiply
    58,230.80x = 87,346.20 × 37,235.60
  4. Step 4: Simplify right side
    58,230.80x = 3,252,388,164.72
  5. Step 5: Solve for x
    x = 3,252,388,164.72/58,230.80
  6. Step 6: Final answer
    x = 55,853.40

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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.