Home / 257,180.78-354,827.40-166,606.16

Finding the Fourth Proportional to 257,180.78, 354,827.40 and 166,606.16

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Solution

The fourth proportional to 257,180.78, 354,827.40 and 166,606.16 is: 229,863.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,180.78 : 354,827.40 = 166,606.16 : x
  2. Step 2: Convert to fraction form
    257,180.78/354,827.40 = 166,606.16/x
  3. Step 3: Cross multiply
    257,180.78x = 354,827.40 × 166,606.16
  4. Step 4: Simplify right side
    257,180.78x = 59,116,430,576.78
  5. Step 5: Solve for x
    x = 59,116,430,576.78/257,180.78
  6. Step 6: Final answer
    x = 229,863.33

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1.5x scale

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.