Home / 136,369.40-204,554.10-124,559.60

Finding the Fourth Proportional to 136,369.40, 204,554.10 and 124,559.60

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Solution

The fourth proportional to 136,369.40, 204,554.10 and 124,559.60 is: 186,839.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,369.40 : 204,554.10 = 124,559.60 : x
  2. Step 2: Convert to fraction form
    136,369.40/204,554.10 = 124,559.60/x
  3. Step 3: Cross multiply
    136,369.40x = 204,554.10 × 124,559.60
  4. Step 4: Simplify right side
    136,369.40x = 25,479,176,874.36
  5. Step 5: Solve for x
    x = 25,479,176,874.36/136,369.40
  6. Step 6: Final answer
    x = 186,839.40

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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.