Home / 102,842.83-154,287.33-36,283.51

Finding the Fourth Proportional to 102,842.83, 154,287.33 and 36,283.51

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Solution

The fourth proportional to 102,842.83, 154,287.33 and 36,283.51 is: 54,433.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,842.83 : 154,287.33 = 36,283.51 : x
  2. Step 2: Convert to fraction form
    102,842.83/154,287.33 = 36,283.51/x
  3. Step 3: Cross multiply
    102,842.83x = 154,287.33 × 36,283.51
  4. Step 4: Simplify right side
    102,842.83x = 5,598,085,880.93
  5. Step 5: Solve for x
    x = 5,598,085,880.93/102,842.83
  6. Step 6: Final answer
    x = 54,433.41

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1.5x scale

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.