Home / 259,827.78-358,480.70-152,402.34

Finding the Fourth Proportional to 259,827.78, 358,480.70 and 152,402.34

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Solution

The fourth proportional to 259,827.78, 358,480.70 and 152,402.34 is: 210,267.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,827.78 : 358,480.70 = 152,402.34 : x
  2. Step 2: Convert to fraction form
    259,827.78/358,480.70 = 152,402.34/x
  3. Step 3: Cross multiply
    259,827.78x = 358,480.70 × 152,402.34
  4. Step 4: Simplify right side
    259,827.78x = 54,633,297,524.84
  5. Step 5: Solve for x
    x = 54,633,297,524.84/259,827.78
  6. Step 6: Final answer
    x = 210,267.35

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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.