Home / 140,218.60-210,327.90-46,724.35

Finding the Fourth Proportional to 140,218.60, 210,327.90 and 46,724.35

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Solution

The fourth proportional to 140,218.60, 210,327.90 and 46,724.35 is: 70,086.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,218.60 : 210,327.90 = 46,724.35 : x
  2. Step 2: Convert to fraction form
    140,218.60/210,327.90 = 46,724.35/x
  3. Step 3: Cross multiply
    140,218.60x = 210,327.90 × 46,724.35
  4. Step 4: Simplify right side
    140,218.60x = 9,827,434,414.37
  5. Step 5: Solve for x
    x = 9,827,434,414.37/140,218.60
  6. Step 6: Final answer
    x = 70,086.53

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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.