Home / 205,222.60-307,833.90-192,003.40

Finding the Fourth Proportional to 205,222.60, 307,833.90 and 192,003.40

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Solution

The fourth proportional to 205,222.60, 307,833.90 and 192,003.40 is: 288,005.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,222.60 : 307,833.90 = 192,003.40 : x
  2. Step 2: Convert to fraction form
    205,222.60/307,833.90 = 192,003.40/x
  3. Step 3: Cross multiply
    205,222.60x = 307,833.90 × 192,003.40
  4. Step 4: Simplify right side
    205,222.60x = 59,105,155,435.26
  5. Step 5: Solve for x
    x = 59,105,155,435.26/205,222.60
  6. Step 6: Final answer
    x = 288,005.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.