Home / 259,035.18-357,331.73-178,322.58

Finding the Fourth Proportional to 259,035.18, 357,331.73 and 178,322.58

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Solution

The fourth proportional to 259,035.18, 357,331.73 and 178,322.58 is: 245,990.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,035.18 : 357,331.73 = 178,322.58 : x
  2. Step 2: Convert to fraction form
    259,035.18/357,331.73 = 178,322.58/x
  3. Step 3: Cross multiply
    259,035.18x = 357,331.73 × 178,322.58
  4. Step 4: Simplify right side
    259,035.18x = 63,720,315,117.85
  5. Step 5: Solve for x
    x = 63,720,315,117.85/259,035.18
  6. Step 6: Final answer
    x = 245,990.97

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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.