Home / 189,184.65-261,076.59-104,304.75

Finding the Fourth Proportional to 189,184.65, 261,076.59 and 104,304.75

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Solution

The fourth proportional to 189,184.65, 261,076.59 and 104,304.75 is: 143,941.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,184.65 : 261,076.59 = 104,304.75 : x
  2. Step 2: Convert to fraction form
    189,184.65/261,076.59 = 104,304.75/x
  3. Step 3: Cross multiply
    189,184.65x = 261,076.59 × 104,304.75
  4. Step 4: Simplify right side
    189,184.65x = 27,231,528,450.80
  5. Step 5: Solve for x
    x = 27,231,528,450.80/189,184.65
  6. Step 6: Final answer
    x = 143,941.53

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1.5x scale

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.