Home / 140,347.22-210,565.78-50,329.28

Finding the Fourth Proportional to 140,347.22, 210,565.78 and 50,329.28

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Solution

The fourth proportional to 140,347.22, 210,565.78 and 50,329.28 is: 75,510.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,347.22 : 210,565.78 = 50,329.28 : x
  2. Step 2: Convert to fraction form
    140,347.22/210,565.78 = 50,329.28/x
  3. Step 3: Cross multiply
    140,347.22x = 210,565.78 × 50,329.28
  4. Step 4: Simplify right side
    140,347.22x = 10,597,624,500.63
  5. Step 5: Solve for x
    x = 10,597,624,500.63/140,347.22
  6. Step 6: Final answer
    x = 75,510.04

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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.