Home / 190,599.84-263,027.93-105,717.51

Finding the Fourth Proportional to 190,599.84, 263,027.93 and 105,717.51

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Solution

The fourth proportional to 190,599.84, 263,027.93 and 105,717.51 is: 145,890.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,599.84 : 263,027.93 = 105,717.51 : x
  2. Step 2: Convert to fraction form
    190,599.84/263,027.93 = 105,717.51/x
  3. Step 3: Cross multiply
    190,599.84x = 263,027.93 × 105,717.51
  4. Step 4: Simplify right side
    190,599.84x = 27,806,657,291.47
  5. Step 5: Solve for x
    x = 27,806,657,291.47/190,599.84
  6. Step 6: Final answer
    x = 145,890.24

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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.