Home / 208,180.11-287,293.83-127,652.01

Finding the Fourth Proportional to 208,180.11, 287,293.83 and 127,652.01

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Solution

The fourth proportional to 208,180.11, 287,293.83 and 127,652.01 is: 176,163.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,180.11 : 287,293.83 = 127,652.01 : x
  2. Step 2: Convert to fraction form
    208,180.11/287,293.83 = 127,652.01/x
  3. Step 3: Cross multiply
    208,180.11x = 287,293.83 × 127,652.01
  4. Step 4: Simplify right side
    208,180.11x = 36,673,634,860.10
  5. Step 5: Solve for x
    x = 36,673,634,860.10/208,180.11
  6. Step 6: Final answer
    x = 176,163.01

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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.