Home / 259,786.90-358,587.57-152,400.34

Finding the Fourth Proportional to 259,786.90, 358,587.57 and 152,400.34

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Solution

The fourth proportional to 259,786.90, 358,587.57 and 152,400.34 is: 210,360.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,786.90 : 358,587.57 = 152,400.34 : x
  2. Step 2: Convert to fraction form
    259,786.90/358,587.57 = 152,400.34/x
  3. Step 3: Cross multiply
    259,786.90x = 358,587.57 × 152,400.34
  4. Step 4: Simplify right side
    259,786.90x = 54,648,867,587.77
  5. Step 5: Solve for x
    x = 54,648,867,587.77/259,786.90
  6. Step 6: Final answer
    x = 210,360.37

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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.