Home / 186,326.26-257,130.29-104,654.64

Finding the Fourth Proportional to 186,326.26, 257,130.29 and 104,654.64

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Solution

The fourth proportional to 186,326.26, 257,130.29 and 104,654.64 is: 144,423.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,326.26 : 257,130.29 = 104,654.64 : x
  2. Step 2: Convert to fraction form
    186,326.26/257,130.29 = 104,654.64/x
  3. Step 3: Cross multiply
    186,326.26x = 257,130.29 × 104,654.64
  4. Step 4: Simplify right side
    186,326.26x = 26,909,878,676.80
  5. Step 5: Solve for x
    x = 26,909,878,676.80/186,326.26
  6. Step 6: Final answer
    x = 144,423.43

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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.