Home / 58,480.20-87,662.70-28,902.60

Finding the Fourth Proportional to 58,480.20, 87,662.70 and 28,902.60

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Solution

The fourth proportional to 58,480.20, 87,662.70 and 28,902.60 is: 43,325.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,480.20 : 87,662.70 = 28,902.60 : x
  2. Step 2: Convert to fraction form
    58,480.20/87,662.70 = 28,902.60/x
  3. Step 3: Cross multiply
    58,480.20x = 87,662.70 × 28,902.60
  4. Step 4: Simplify right side
    58,480.20x = 2,533,679,953.02
  5. Step 5: Solve for x
    x = 2,533,679,953.02/58,480.20
  6. Step 6: Final answer
    x = 43,325.43

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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.