Home / 186,599.32-257,514.06-106,040.56

Finding the Fourth Proportional to 186,599.32, 257,514.06 and 106,040.56

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Solution

The fourth proportional to 186,599.32, 257,514.06 and 106,040.56 is: 146,339.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,599.32 : 257,514.06 = 106,040.56 : x
  2. Step 2: Convert to fraction form
    186,599.32/257,514.06 = 106,040.56/x
  3. Step 3: Cross multiply
    186,599.32x = 257,514.06 × 106,040.56
  4. Step 4: Simplify right side
    186,599.32x = 27,306,935,130.27
  5. Step 5: Solve for x
    x = 27,306,935,130.27/186,599.32
  6. Step 6: Final answer
    x = 146,339.95

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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.