Home / 268,666.06-370,759.16-147,804.75

Finding the Fourth Proportional to 268,666.06, 370,759.16 and 147,804.75

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Solution

The fourth proportional to 268,666.06, 370,759.16 and 147,804.75 is: 203,970.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,666.06 : 370,759.16 = 147,804.75 : x
  2. Step 2: Convert to fraction form
    268,666.06/370,759.16 = 147,804.75/x
  3. Step 3: Cross multiply
    268,666.06x = 370,759.16 × 147,804.75
  4. Step 4: Simplify right side
    268,666.06x = 54,799,964,954.01
  5. Step 5: Solve for x
    x = 54,799,964,954.01/268,666.06
  6. Step 6: Final answer
    x = 203,970.55

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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.