Home / 137,426.44-207,075.78-113,013.30

Finding the Fourth Proportional to 137,426.44, 207,075.78 and 113,013.30

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Solution

The fourth proportional to 137,426.44, 207,075.78 and 113,013.30 is: 170,289.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,426.44 : 207,075.78 = 113,013.30 : x
  2. Step 2: Convert to fraction form
    137,426.44/207,075.78 = 113,013.30/x
  3. Step 3: Cross multiply
    137,426.44x = 207,075.78 × 113,013.30
  4. Step 4: Simplify right side
    137,426.44x = 23,402,317,247.87
  5. Step 5: Solve for x
    x = 23,402,317,247.87/137,426.44
  6. Step 6: Final answer
    x = 170,289.77

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.