Home / 233,140.20-349,710.30-198,148.20

Finding the Fourth Proportional to 233,140.20, 349,710.30 and 198,148.20

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Solution

The fourth proportional to 233,140.20, 349,710.30 and 198,148.20 is: 297,222.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,140.20 : 349,710.30 = 198,148.20 : x
  2. Step 2: Convert to fraction form
    233,140.20/349,710.30 = 198,148.20/x
  3. Step 3: Cross multiply
    233,140.20x = 349,710.30 × 198,148.20
  4. Step 4: Simplify right side
    233,140.20x = 69,294,466,466.46
  5. Step 5: Solve for x
    x = 69,294,466,466.46/233,140.20
  6. Step 6: Final answer
    x = 297,222.30

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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.