Home / 186,634.73-257,560.16-110,172.56

Finding the Fourth Proportional to 186,634.73, 257,560.16 and 110,172.56

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Solution

The fourth proportional to 186,634.73, 257,560.16 and 110,172.56 is: 152,040.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,634.73 : 257,560.16 = 110,172.56 : x
  2. Step 2: Convert to fraction form
    186,634.73/257,560.16 = 110,172.56/x
  3. Step 3: Cross multiply
    186,634.73x = 257,560.16 × 110,172.56
  4. Step 4: Simplify right side
    186,634.73x = 28,376,060,342.55
  5. Step 5: Solve for x
    x = 28,376,060,342.55/186,634.73
  6. Step 6: Final answer
    x = 152,040.62

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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.