Home / 259,278.77-357,677.52-173,258.87

Finding the Fourth Proportional to 259,278.77, 357,677.52 and 173,258.87

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Solution

The fourth proportional to 259,278.77, 357,677.52 and 173,258.87 is: 239,012.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,278.77 : 357,677.52 = 173,258.87 : x
  2. Step 2: Convert to fraction form
    259,278.77/357,677.52 = 173,258.87/x
  3. Step 3: Cross multiply
    259,278.77x = 357,677.52 × 173,258.87
  4. Step 4: Simplify right side
    259,278.77x = 61,970,802,939.60
  5. Step 5: Solve for x
    x = 61,970,802,939.60/259,278.77
  6. Step 6: Final answer
    x = 239,012.25

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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.