Home / 187,492.52-258,740.12-102,615.05

Finding the Fourth Proportional to 187,492.52, 258,740.12 and 102,615.05

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Solution

The fourth proportional to 187,492.52, 258,740.12 and 102,615.05 is: 141,609.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,492.52 : 258,740.12 = 102,615.05 : x
  2. Step 2: Convert to fraction form
    187,492.52/258,740.12 = 102,615.05/x
  3. Step 3: Cross multiply
    187,492.52x = 258,740.12 × 102,615.05
  4. Step 4: Simplify right side
    187,492.52x = 26,550,629,837.73
  5. Step 5: Solve for x
    x = 26,550,629,837.73/187,492.52
  6. Step 6: Final answer
    x = 141,609.01

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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.