Home / 102,805.94-153,782.43-96,507.38

Finding the Fourth Proportional to 102,805.94, 153,782.43 and 96,507.38

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Solution

The fourth proportional to 102,805.94, 153,782.43 and 96,507.38 is: 144,360.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,805.94 : 153,782.43 = 96,507.38 : x
  2. Step 2: Convert to fraction form
    102,805.94/153,782.43 = 96,507.38/x
  3. Step 3: Cross multiply
    102,805.94x = 153,782.43 × 96,507.38
  4. Step 4: Simplify right side
    102,805.94x = 14,841,138,640.42
  5. Step 5: Solve for x
    x = 14,841,138,640.42/102,805.94
  6. Step 6: Final answer
    x = 144,360.72

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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.