Home / 186,631.68-257,556.96-114,046.32

Finding the Fourth Proportional to 186,631.68, 257,556.96 and 114,046.32

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Solution

The fourth proportional to 186,631.68, 257,556.96 and 114,046.32 is: 157,387.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,631.68 : 257,556.96 = 114,046.32 : x
  2. Step 2: Convert to fraction form
    186,631.68/257,556.96 = 114,046.32/x
  3. Step 3: Cross multiply
    186,631.68x = 257,556.96 × 114,046.32
  4. Step 4: Simplify right side
    186,631.68x = 29,373,423,478.39
  5. Step 5: Solve for x
    x = 29,373,423,478.39/186,631.68
  6. Step 6: Final answer
    x = 157,387.12

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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.