Home / 183,857.11-253,709.17-103,298.06

Finding the Fourth Proportional to 183,857.11, 253,709.17 and 103,298.06

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Solution

The fourth proportional to 183,857.11, 253,709.17 and 103,298.06 is: 142,543.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,857.11 : 253,709.17 = 103,298.06 : x
  2. Step 2: Convert to fraction form
    183,857.11/253,709.17 = 103,298.06/x
  3. Step 3: Cross multiply
    183,857.11x = 253,709.17 × 103,298.06
  4. Step 4: Simplify right side
    183,857.11x = 26,207,665,065.21
  5. Step 5: Solve for x
    x = 26,207,665,065.21/183,857.11
  6. Step 6: Final answer
    x = 142,543.66

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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.