Home / 152,668.40-229,002.60-40,348.40

Finding the Fourth Proportional to 152,668.40, 229,002.60 and 40,348.40

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Solution

The fourth proportional to 152,668.40, 229,002.60 and 40,348.40 is: 60,522.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,668.40 : 229,002.60 = 40,348.40 : x
  2. Step 2: Convert to fraction form
    152,668.40/229,002.60 = 40,348.40/x
  3. Step 3: Cross multiply
    152,668.40x = 229,002.60 × 40,348.40
  4. Step 4: Simplify right side
    152,668.40x = 9,239,888,505.84
  5. Step 5: Solve for x
    x = 9,239,888,505.84/152,668.40
  6. Step 6: Final answer
    x = 60,522.60

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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.