Home / 154,907.04-232,376.76-66,169.92

Finding the Fourth Proportional to 154,907.04, 232,376.76 and 66,169.92

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Solution

The fourth proportional to 154,907.04, 232,376.76 and 66,169.92 is: 99,261.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,907.04 : 232,376.76 = 66,169.92 : x
  2. Step 2: Convert to fraction form
    154,907.04/232,376.76 = 66,169.92/x
  3. Step 3: Cross multiply
    154,907.04x = 232,376.76 × 66,169.92
  4. Step 4: Simplify right side
    154,907.04x = 15,376,351,619.06
  5. Step 5: Solve for x
    x = 15,376,351,619.06/154,907.04
  6. Step 6: Final answer
    x = 99,261.80

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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.