Home / 207,927.29-286,942.61-127,325.41

Finding the Fourth Proportional to 207,927.29, 286,942.61 and 127,325.41

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Solution

The fourth proportional to 207,927.29, 286,942.61 and 127,325.41 is: 175,710.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,927.29 : 286,942.61 = 127,325.41 : x
  2. Step 2: Convert to fraction form
    207,927.29/286,942.61 = 127,325.41/x
  3. Step 3: Cross multiply
    207,927.29x = 286,942.61 × 127,325.41
  4. Step 4: Simplify right side
    207,927.29x = 36,535,085,464.72
  5. Step 5: Solve for x
    x = 36,535,085,464.72/207,927.29
  6. Step 6: Final answer
    x = 175,710.87

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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.