Home / 223,438.70-334,969.23-96,983.30

Finding the Fourth Proportional to 223,438.70, 334,969.23 and 96,983.30

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Solution

The fourth proportional to 223,438.70, 334,969.23 and 96,983.30 is: 145,392.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,438.70 : 334,969.23 = 96,983.30 : x
  2. Step 2: Convert to fraction form
    223,438.70/334,969.23 = 96,983.30/x
  3. Step 3: Cross multiply
    223,438.70x = 334,969.23 × 96,983.30
  4. Step 4: Simplify right side
    223,438.70x = 32,486,421,323.86
  5. Step 5: Solve for x
    x = 32,486,421,323.86/223,438.70
  6. Step 6: Final answer
    x = 145,392.99

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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.