Home / 187,932.40-259,343.57-106,259.34

Finding the Fourth Proportional to 187,932.40, 259,343.57 and 106,259.34

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Solution

The fourth proportional to 187,932.40, 259,343.57 and 106,259.34 is: 146,636.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,932.40 : 259,343.57 = 106,259.34 : x
  2. Step 2: Convert to fraction form
    187,932.40/259,343.57 = 106,259.34/x
  3. Step 3: Cross multiply
    187,932.40x = 259,343.57 × 106,259.34
  4. Step 4: Simplify right side
    187,932.40x = 27,557,677,819.63
  5. Step 5: Solve for x
    x = 27,557,677,819.63/187,932.40
  6. Step 6: Final answer
    x = 146,636.12

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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.