Home / 119,623.58-179,463.16-40,738.48

Finding the Fourth Proportional to 119,623.58, 179,463.16 and 40,738.48

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Solution

The fourth proportional to 119,623.58, 179,463.16 and 40,738.48 is: 61,117.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,623.58 : 179,463.16 = 40,738.48 : x
  2. Step 2: Convert to fraction form
    119,623.58/179,463.16 = 40,738.48/x
  3. Step 3: Cross multiply
    119,623.58x = 179,463.16 × 40,738.48
  4. Step 4: Simplify right side
    119,623.58x = 7,311,056,354.40
  5. Step 5: Solve for x
    x = 7,311,056,354.40/119,623.58
  6. Step 6: Final answer
    x = 61,117.18

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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.