Home / 204,048.40-306,072.60-157,392.40

Finding the Fourth Proportional to 204,048.40, 306,072.60 and 157,392.40

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Solution

The fourth proportional to 204,048.40, 306,072.60 and 157,392.40 is: 236,088.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,048.40 : 306,072.60 = 157,392.40 : x
  2. Step 2: Convert to fraction form
    204,048.40/306,072.60 = 157,392.40/x
  3. Step 3: Cross multiply
    204,048.40x = 306,072.60 × 157,392.40
  4. Step 4: Simplify right side
    204,048.40x = 48,173,501,088.24
  5. Step 5: Solve for x
    x = 48,173,501,088.24/204,048.40
  6. Step 6: Final answer
    x = 236,088.60

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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.