Home / 45,838.87-68,769.07-14,247.32

Finding the Fourth Proportional to 45,838.87, 68,769.07 and 14,247.32

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Solution

The fourth proportional to 45,838.87, 68,769.07 and 14,247.32 is: 21,374.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,838.87 : 68,769.07 = 14,247.32 : x
  2. Step 2: Convert to fraction form
    45,838.87/68,769.07 = 14,247.32/x
  3. Step 3: Cross multiply
    45,838.87x = 68,769.07 × 14,247.32
  4. Step 4: Simplify right side
    45,838.87x = 979,774,566.93
  5. Step 5: Solve for x
    x = 979,774,566.93/45,838.87
  6. Step 6: Final answer
    x = 21,374.32

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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.