Home / 140,840.48-211,261.20-35,659.40

Finding the Fourth Proportional to 140,840.48, 211,261.20 and 35,659.40

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Solution

The fourth proportional to 140,840.48, 211,261.20 and 35,659.40 is: 53,489.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,840.48 : 211,261.20 = 35,659.40 : x
  2. Step 2: Convert to fraction form
    140,840.48/211,261.20 = 35,659.40/x
  3. Step 3: Cross multiply
    140,840.48x = 211,261.20 × 35,659.40
  4. Step 4: Simplify right side
    140,840.48x = 7,533,447,635.28
  5. Step 5: Solve for x
    x = 7,533,447,635.28/140,840.48
  6. Step 6: Final answer
    x = 53,489.22

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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.