Home / 205,680.90-308,483.51-93,334.10

Finding the Fourth Proportional to 205,680.90, 308,483.51 and 93,334.10

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Solution

The fourth proportional to 205,680.90, 308,483.51 and 93,334.10 is: 139,983.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,680.90 : 308,483.51 = 93,334.10 : x
  2. Step 2: Convert to fraction form
    205,680.90/308,483.51 = 93,334.10/x
  3. Step 3: Cross multiply
    205,680.90x = 308,483.51 × 93,334.10
  4. Step 4: Simplify right side
    205,680.90x = 28,792,030,770.69
  5. Step 5: Solve for x
    x = 28,792,030,770.69/205,680.90
  6. Step 6: Final answer
    x = 139,983.98

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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.