Home / 187,433.98-258,665.70-106,848.46

Finding the Fourth Proportional to 187,433.98, 258,665.70 and 106,848.46

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Solution

The fourth proportional to 187,433.98, 258,665.70 and 106,848.46 is: 147,454.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,433.98 : 258,665.70 = 106,848.46 : x
  2. Step 2: Convert to fraction form
    187,433.98/258,665.70 = 106,848.46/x
  3. Step 3: Cross multiply
    187,433.98x = 258,665.70 × 106,848.46
  4. Step 4: Simplify right side
    187,433.98x = 27,638,031,699.82
  5. Step 5: Solve for x
    x = 27,638,031,699.82/187,433.98
  6. Step 6: Final answer
    x = 147,454.76

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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.