Home / 38,353.60-57,530.36-12,060.64

Finding the Fourth Proportional to 38,353.60, 57,530.36 and 12,060.64

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Solution

The fourth proportional to 38,353.60, 57,530.36 and 12,060.64 is: 18,090.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,353.60 : 57,530.36 = 12,060.64 : x
  2. Step 2: Convert to fraction form
    38,353.60/57,530.36 = 12,060.64/x
  3. Step 3: Cross multiply
    38,353.60x = 57,530.36 × 12,060.64
  4. Step 4: Simplify right side
    38,353.60x = 693,852,961.03
  5. Step 5: Solve for x
    x = 693,852,961.03/38,353.60
  6. Step 6: Final answer
    x = 18,090.95

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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.