Home / 190,100.19-262,384.98-113,664.54

Finding the Fourth Proportional to 190,100.19, 262,384.98 and 113,664.54

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Solution

The fourth proportional to 190,100.19, 262,384.98 and 113,664.54 is: 156,885.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,100.19 : 262,384.98 = 113,664.54 : x
  2. Step 2: Convert to fraction form
    190,100.19/262,384.98 = 113,664.54/x
  3. Step 3: Cross multiply
    190,100.19x = 262,384.98 × 113,664.54
  4. Step 4: Simplify right side
    190,100.19x = 29,823,868,054.61
  5. Step 5: Solve for x
    x = 29,823,868,054.61/190,100.19
  6. Step 6: Final answer
    x = 156,885.00

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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.