Home / 187,204.91-258,338.97-102,322.58

Finding the Fourth Proportional to 187,204.91, 258,338.97 and 102,322.58

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Solution

The fourth proportional to 187,204.91, 258,338.97 and 102,322.58 is: 141,203.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,204.91 : 258,338.97 = 102,322.58 : x
  2. Step 2: Convert to fraction form
    187,204.91/258,338.97 = 102,322.58/x
  3. Step 3: Cross multiply
    187,204.91x = 258,338.97 × 102,322.58
  4. Step 4: Simplify right side
    187,204.91x = 26,433,909,924.94
  5. Step 5: Solve for x
    x = 26,433,909,924.94/187,204.91
  6. Step 6: Final answer
    x = 141,203.08

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1.5x scale

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.