Home / 186,263.76-257,049.56-114,685.08

Finding the Fourth Proportional to 186,263.76, 257,049.56 and 114,685.08

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Solution

The fourth proportional to 186,263.76, 257,049.56 and 114,685.08 is: 158,268.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,263.76 : 257,049.56 = 114,685.08 : x
  2. Step 2: Convert to fraction form
    186,263.76/257,049.56 = 114,685.08/x
  3. Step 3: Cross multiply
    186,263.76x = 257,049.56 × 114,685.08
  4. Step 4: Simplify right side
    186,263.76x = 29,479,749,352.56
  5. Step 5: Solve for x
    x = 29,479,749,352.56/186,263.76
  6. Step 6: Final answer
    x = 158,268.84

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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.