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Finding the Fourth Proportional to 158,356.36, 237,534.54 and 46,043.56

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Solution

The fourth proportional to 158,356.36, 237,534.54 and 46,043.56 is: 69,065.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,356.36 : 237,534.54 = 46,043.56 : x
  2. Step 2: Convert to fraction form
    158,356.36/237,534.54 = 46,043.56/x
  3. Step 3: Cross multiply
    158,356.36x = 237,534.54 × 46,043.56
  4. Step 4: Simplify right side
    158,356.36x = 10,936,935,844.56
  5. Step 5: Solve for x
    x = 10,936,935,844.56/158,356.36
  6. Step 6: Final answer
    x = 69,065.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.