Home / 101,416.14-139,951.64-56,093.00

Finding the Fourth Proportional to 101,416.14, 139,951.64 and 56,093.00

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Solution

The fourth proportional to 101,416.14, 139,951.64 and 56,093.00 is: 77,406.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,416.14 : 139,951.64 = 56,093.00 : x
  2. Step 2: Convert to fraction form
    101,416.14/139,951.64 = 56,093.00/x
  3. Step 3: Cross multiply
    101,416.14x = 139,951.64 × 56,093.00
  4. Step 4: Simplify right side
    101,416.14x = 7,850,306,362.30
  5. Step 5: Solve for x
    x = 7,850,306,362.30/101,416.14
  6. Step 6: Final answer
    x = 77,406.87

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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.