Home / 147,973.36-221,701.68-123,172.84

Finding the Fourth Proportional to 147,973.36, 221,701.68 and 123,172.84

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Solution

The fourth proportional to 147,973.36, 221,701.68 and 123,172.84 is: 184,544.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,973.36 : 221,701.68 = 123,172.84 : x
  2. Step 2: Convert to fraction form
    147,973.36/221,701.68 = 123,172.84/x
  3. Step 3: Cross multiply
    147,973.36x = 221,701.68 × 123,172.84
  4. Step 4: Simplify right side
    147,973.36x = 27,307,625,558.37
  5. Step 5: Solve for x
    x = 27,307,625,558.37/147,973.36
  6. Step 6: Final answer
    x = 184,544.20

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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.