Home / 257,119.77-354,707.55-166,504.92

Finding the Fourth Proportional to 257,119.77, 354,707.55 and 166,504.92

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Solution

The fourth proportional to 257,119.77, 354,707.55 and 166,504.92 is: 229,700.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,119.77 : 354,707.55 = 166,504.92 : x
  2. Step 2: Convert to fraction form
    257,119.77/354,707.55 = 166,504.92/x
  3. Step 3: Cross multiply
    257,119.77x = 354,707.55 × 166,504.92
  4. Step 4: Simplify right side
    257,119.77x = 59,060,552,236.15
  5. Step 5: Solve for x
    x = 59,060,552,236.15/257,119.77
  6. Step 6: Final answer
    x = 229,700.55

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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.