Home / 204,492.61-282,206.10-111,364.57

Finding the Fourth Proportional to 204,492.61, 282,206.10 and 111,364.57

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Solution

The fourth proportional to 204,492.61, 282,206.10 and 111,364.57 is: 153,686.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,492.61 : 282,206.10 = 111,364.57 : x
  2. Step 2: Convert to fraction form
    204,492.61/282,206.10 = 111,364.57/x
  3. Step 3: Cross multiply
    204,492.61x = 282,206.10 × 111,364.57
  4. Step 4: Simplify right side
    204,492.61x = 31,427,760,977.88
  5. Step 5: Solve for x
    x = 31,427,760,977.88/204,492.61
  6. Step 6: Final answer
    x = 153,686.54

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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.