Home / 259,986.97-358,784.39-152,558.79

Finding the Fourth Proportional to 259,986.97, 358,784.39 and 152,558.79

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Solution

The fourth proportional to 259,986.97, 358,784.39 and 152,558.79 is: 210,532.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,986.97 : 358,784.39 = 152,558.79 : x
  2. Step 2: Convert to fraction form
    259,986.97/358,784.39 = 152,558.79/x
  3. Step 3: Cross multiply
    259,986.97x = 358,784.39 × 152,558.79
  4. Step 4: Simplify right side
    259,986.97x = 54,735,712,409.29
  5. Step 5: Solve for x
    x = 54,735,712,409.29/259,986.97
  6. Step 6: Final answer
    x = 210,532.52

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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.