Home / 147,356.07-221,043.83-53,927.43

Finding the Fourth Proportional to 147,356.07, 221,043.83 and 53,927.43

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Solution

The fourth proportional to 147,356.07, 221,043.83 and 53,927.43 is: 80,894.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,356.07 : 221,043.83 = 53,927.43 : x
  2. Step 2: Convert to fraction form
    147,356.07/221,043.83 = 53,927.43/x
  3. Step 3: Cross multiply
    147,356.07x = 221,043.83 × 53,927.43
  4. Step 4: Simplify right side
    147,356.07x = 11,920,325,669.26
  5. Step 5: Solve for x
    x = 11,920,325,669.26/147,356.07
  6. Step 6: Final answer
    x = 80,894.70

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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.