Home / 295,257.95-407,354.14-166,170.28

Finding the Fourth Proportional to 295,257.95, 407,354.14 and 166,170.28

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Solution

The fourth proportional to 295,257.95, 407,354.14 and 166,170.28 is: 229,257.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,257.95 : 407,354.14 = 166,170.28 : x
  2. Step 2: Convert to fraction form
    295,257.95/407,354.14 = 166,170.28/x
  3. Step 3: Cross multiply
    295,257.95x = 407,354.14 × 166,170.28
  4. Step 4: Simplify right side
    295,257.95x = 67,690,151,502.96
  5. Step 5: Solve for x
    x = 67,690,151,502.96/295,257.95
  6. Step 6: Final answer
    x = 229,257.68

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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.