Home / 202,243.04-279,113.04-111,607.52

Finding the Fourth Proportional to 202,243.04, 279,113.04 and 111,607.52

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Solution

The fourth proportional to 202,243.04, 279,113.04 and 111,607.52 is: 154,028.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,243.04 : 279,113.04 = 111,607.52 : x
  2. Step 2: Convert to fraction form
    202,243.04/279,113.04 = 111,607.52/x
  3. Step 3: Cross multiply
    202,243.04x = 279,113.04 × 111,607.52
  4. Step 4: Simplify right side
    202,243.04x = 31,151,114,194.06
  5. Step 5: Solve for x
    x = 31,151,114,194.06/202,243.04
  6. Step 6: Final answer
    x = 154,028.11

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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.