Home / 171,857.16-237,313.53-107,436.51

Finding the Fourth Proportional to 171,857.16, 237,313.53 and 107,436.51

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Solution

The fourth proportional to 171,857.16, 237,313.53 and 107,436.51 is: 148,356.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,857.16 : 237,313.53 = 107,436.51 : x
  2. Step 2: Convert to fraction form
    171,857.16/237,313.53 = 107,436.51/x
  3. Step 3: Cross multiply
    171,857.16x = 237,313.53 × 107,436.51
  4. Step 4: Simplify right side
    171,857.16x = 25,496,137,438.98
  5. Step 5: Solve for x
    x = 25,496,137,438.98/171,857.16
  6. Step 6: Final answer
    x = 148,356.56

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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.