Home / 268,432.88-370,427.93-147,573.28

Finding the Fourth Proportional to 268,432.88, 370,427.93 and 147,573.28

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Solution

The fourth proportional to 268,432.88, 370,427.93 and 147,573.28 is: 203,645.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,432.88 : 370,427.93 = 147,573.28 : x
  2. Step 2: Convert to fraction form
    268,432.88/370,427.93 = 147,573.28/x
  3. Step 3: Cross multiply
    268,432.88x = 370,427.93 × 147,573.28
  4. Step 4: Simplify right side
    268,432.88x = 54,665,264,912.28
  5. Step 5: Solve for x
    x = 54,665,264,912.28/268,432.88
  6. Step 6: Final answer
    x = 203,645.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.