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Finding the Fourth Proportional to 58,256.80, 87,309.60 and 27,025.60

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Solution

The fourth proportional to 58,256.80, 87,309.60 and 27,025.60 is: 40,503.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,256.80 : 87,309.60 = 27,025.60 : x
  2. Step 2: Convert to fraction form
    58,256.80/87,309.60 = 27,025.60/x
  3. Step 3: Cross multiply
    58,256.80x = 87,309.60 × 27,025.60
  4. Step 4: Simplify right side
    58,256.80x = 2,359,594,325.76
  5. Step 5: Solve for x
    x = 2,359,594,325.76/58,256.80
  6. Step 6: Final answer
    x = 40,503.33

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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.