Home / 187,520.40-258,775.96-101,477.39

Finding the Fourth Proportional to 187,520.40, 258,775.96 and 101,477.39

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Solution

The fourth proportional to 187,520.40, 258,775.96 and 101,477.39 is: 140,037.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,520.40 : 258,775.96 = 101,477.39 : x
  2. Step 2: Convert to fraction form
    187,520.40/258,775.96 = 101,477.39/x
  3. Step 3: Cross multiply
    187,520.40x = 258,775.96 × 101,477.39
  4. Step 4: Simplify right side
    187,520.40x = 26,259,909,146.85
  5. Step 5: Solve for x
    x = 26,259,909,146.85/187,520.40
  6. Step 6: Final answer
    x = 140,037.61

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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.