Home / 200,104.16-300,156.23-94,865.72

Finding the Fourth Proportional to 200,104.16, 300,156.23 and 94,865.72

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Solution

The fourth proportional to 200,104.16, 300,156.23 and 94,865.72 is: 142,298.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,104.16 : 300,156.23 = 94,865.72 : x
  2. Step 2: Convert to fraction form
    200,104.16/300,156.23 = 94,865.72/x
  3. Step 3: Cross multiply
    200,104.16x = 300,156.23 × 94,865.72
  4. Step 4: Simplify right side
    200,104.16x = 28,474,535,607.82
  5. Step 5: Solve for x
    x = 28,474,535,607.82/200,104.16
  6. Step 6: Final answer
    x = 142,298.57

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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.