Home / 185,911.02-256,558.77-101,028.06

Finding the Fourth Proportional to 185,911.02, 256,558.77 and 101,028.06

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Solution

The fourth proportional to 185,911.02, 256,558.77 and 101,028.06 is: 139,419.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,911.02 : 256,558.77 = 101,028.06 : x
  2. Step 2: Convert to fraction form
    185,911.02/256,558.77 = 101,028.06/x
  3. Step 3: Cross multiply
    185,911.02x = 256,558.77 × 101,028.06
  4. Step 4: Simplify right side
    185,911.02x = 25,919,634,809.09
  5. Step 5: Solve for x
    x = 25,919,634,809.09/185,911.02
  6. Step 6: Final answer
    x = 139,419.57

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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.