Home / 187,462.56-258,698.35-102,579.63

Finding the Fourth Proportional to 187,462.56, 258,698.35 and 102,579.63

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Solution

The fourth proportional to 187,462.56, 258,698.35 and 102,579.63 is: 141,559.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,462.56 : 258,698.35 = 102,579.63 : x
  2. Step 2: Convert to fraction form
    187,462.56/258,698.35 = 102,579.63/x
  3. Step 3: Cross multiply
    187,462.56x = 258,698.35 × 102,579.63
  4. Step 4: Simplify right side
    187,462.56x = 26,537,181,024.61
  5. Step 5: Solve for x
    x = 26,537,181,024.61/187,462.56
  6. Step 6: Final answer
    x = 141,559.90

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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.