Home / 147,623.29-203,736.49-83,094.50

Finding the Fourth Proportional to 147,623.29, 203,736.49 and 83,094.50

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Solution

The fourth proportional to 147,623.29, 203,736.49 and 83,094.50 is: 114,679.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,623.29 : 203,736.49 = 83,094.50 : x
  2. Step 2: Convert to fraction form
    147,623.29/203,736.49 = 83,094.50/x
  3. Step 3: Cross multiply
    147,623.29x = 203,736.49 × 83,094.50
  4. Step 4: Simplify right side
    147,623.29x = 16,929,382,069.91
  5. Step 5: Solve for x
    x = 16,929,382,069.91/147,623.29
  6. Step 6: Final answer
    x = 114,679.62

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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.