Home / 259,569.50-358,205.91-140,337.50

Finding the Fourth Proportional to 259,569.50, 358,205.91 and 140,337.50

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Solution

The fourth proportional to 259,569.50, 358,205.91 and 140,337.50 is: 193,665.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,569.50 : 358,205.91 = 140,337.50 : x
  2. Step 2: Convert to fraction form
    259,569.50/358,205.91 = 140,337.50/x
  3. Step 3: Cross multiply
    259,569.50x = 358,205.91 × 140,337.50
  4. Step 4: Simplify right side
    259,569.50x = 50,269,721,894.63
  5. Step 5: Solve for x
    x = 50,269,721,894.63/259,569.50
  6. Step 6: Final answer
    x = 193,665.75

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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.