Home / 187,559.83-258,827.49-106,985.66

Finding the Fourth Proportional to 187,559.83, 258,827.49 and 106,985.66

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Solution

The fourth proportional to 187,559.83, 258,827.49 and 106,985.66 is: 147,637.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,559.83 : 258,827.49 = 106,985.66 : x
  2. Step 2: Convert to fraction form
    187,559.83/258,827.49 = 106,985.66/x
  3. Step 3: Cross multiply
    187,559.83x = 258,827.49 × 106,985.66
  4. Step 4: Simplify right side
    187,559.83x = 27,690,828,549.66
  5. Step 5: Solve for x
    x = 27,690,828,549.66/187,559.83
  6. Step 6: Final answer
    x = 147,637.31

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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.