Home / 187,408.19-258,629.52-102,525.24

Finding the Fourth Proportional to 187,408.19, 258,629.52 and 102,525.24

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Solution

The fourth proportional to 187,408.19, 258,629.52 and 102,525.24 is: 141,488.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,408.19 : 258,629.52 = 102,525.24 : x
  2. Step 2: Convert to fraction form
    187,408.19/258,629.52 = 102,525.24/x
  3. Step 3: Cross multiply
    187,408.19x = 258,629.52 × 102,525.24
  4. Step 4: Simplify right side
    187,408.19x = 26,516,053,609.08
  5. Step 5: Solve for x
    x = 26,516,053,609.08/187,408.19
  6. Step 6: Final answer
    x = 141,488.24

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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.