Home / 256,829.40-354,367.71-161,301.24

Finding the Fourth Proportional to 256,829.40, 354,367.71 and 161,301.24

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Solution

The fourth proportional to 256,829.40, 354,367.71 and 161,301.24 is: 222,560.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,829.40 : 354,367.71 = 161,301.24 : x
  2. Step 2: Convert to fraction form
    256,829.40/354,367.71 = 161,301.24/x
  3. Step 3: Cross multiply
    256,829.40x = 354,367.71 × 161,301.24
  4. Step 4: Simplify right side
    256,829.40x = 57,159,951,038.96
  5. Step 5: Solve for x
    x = 57,159,951,038.96/256,829.40
  6. Step 6: Final answer
    x = 222,560.00

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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.