Home / 205,836.48-308,545.20-93,596.40

Finding the Fourth Proportional to 205,836.48, 308,545.20 and 93,596.40

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Solution

The fourth proportional to 205,836.48, 308,545.20 and 93,596.40 is: 140,299.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,836.48 : 308,545.20 = 93,596.40 : x
  2. Step 2: Convert to fraction form
    205,836.48/308,545.20 = 93,596.40/x
  3. Step 3: Cross multiply
    205,836.48x = 308,545.20 × 93,596.40
  4. Step 4: Simplify right side
    205,836.48x = 28,878,719,957.28
  5. Step 5: Solve for x
    x = 28,878,719,957.28/205,836.48
  6. Step 6: Final answer
    x = 140,299.33

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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.