Home / 106,172.19-159,282.81-36,051.48

Finding the Fourth Proportional to 106,172.19, 159,282.81 and 36,051.48

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Solution

The fourth proportional to 106,172.19, 159,282.81 and 36,051.48 is: 54,085.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,172.19 : 159,282.81 = 36,051.48 : x
  2. Step 2: Convert to fraction form
    106,172.19/159,282.81 = 36,051.48/x
  3. Step 3: Cross multiply
    106,172.19x = 159,282.81 × 36,051.48
  4. Step 4: Simplify right side
    106,172.19x = 5,742,381,039.06
  5. Step 5: Solve for x
    x = 5,742,381,039.06/106,172.19
  6. Step 6: Final answer
    x = 54,085.55

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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.