Home / 49,158.70-73,728.15-14,088.94

Finding the Fourth Proportional to 49,158.70, 73,728.15 and 14,088.94

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Solution

The fourth proportional to 49,158.70, 73,728.15 and 14,088.94 is: 21,130.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,158.70 : 73,728.15 = 14,088.94 : x
  2. Step 2: Convert to fraction form
    49,158.70/73,728.15 = 14,088.94/x
  3. Step 3: Cross multiply
    49,158.70x = 73,728.15 × 14,088.94
  4. Step 4: Simplify right side
    49,158.70x = 1,038,751,481.66
  5. Step 5: Solve for x
    x = 1,038,751,481.66/49,158.70
  6. Step 6: Final answer
    x = 21,130.57

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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.