Home / 187,551.52-258,821.54-102,674.05

Finding the Fourth Proportional to 187,551.52, 258,821.54 and 102,674.05

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Solution

The fourth proportional to 187,551.52, 258,821.54 and 102,674.05 is: 141,690.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,551.52 : 258,821.54 = 102,674.05 : x
  2. Step 2: Convert to fraction form
    187,551.52/258,821.54 = 102,674.05/x
  3. Step 3: Cross multiply
    187,551.52x = 258,821.54 × 102,674.05
  4. Step 4: Simplify right side
    187,551.52x = 26,574,255,739.04
  5. Step 5: Solve for x
    x = 26,574,255,739.04/187,551.52
  6. Step 6: Final answer
    x = 141,690.43

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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.