Home / 187,118.37-258,224.22-102,237.39

Finding the Fourth Proportional to 187,118.37, 258,224.22 and 102,237.39

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Solution

The fourth proportional to 187,118.37, 258,224.22 and 102,237.39 is: 141,088.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,118.37 : 258,224.22 = 102,237.39 : x
  2. Step 2: Convert to fraction form
    187,118.37/258,224.22 = 102,237.39/x
  3. Step 3: Cross multiply
    187,118.37x = 258,224.22 × 102,237.39
  4. Step 4: Simplify right side
    187,118.37x = 26,400,170,287.59
  5. Step 5: Solve for x
    x = 26,400,170,287.59/187,118.37
  6. Step 6: Final answer
    x = 141,088.07

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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.