Home / 93,389.09-140,035-33,394.45

Finding the Fourth Proportional to 93,389.09, 140,035 and 33,394.45

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Solution

The fourth proportional to 93,389.09, 140,035 and 33,394.45 is: 50,074.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,389.09 : 140,035 = 33,394.45 : x
  2. Step 2: Convert to fraction form
    93,389.09/140,035 = 33,394.45/x
  3. Step 3: Cross multiply
    93,389.09x = 140,035 × 33,394.45
  4. Step 4: Simplify right side
    93,389.09x = 4,676,391,805.75
  5. Step 5: Solve for x
    x = 4,676,391,805.75/93,389.09
  6. Step 6: Final answer
    x = 50,074.28

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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.