Home / 35,784.05-53,676.08-11,160.05

Finding the Fourth Proportional to 35,784.05, 53,676.08 and 11,160.05

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Solution

The fourth proportional to 35,784.05, 53,676.08 and 11,160.05 is: 16,740.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,784.05 : 53,676.08 = 11,160.05 : x
  2. Step 2: Convert to fraction form
    35,784.05/53,676.08 = 11,160.05/x
  3. Step 3: Cross multiply
    35,784.05x = 53,676.08 × 11,160.05
  4. Step 4: Simplify right side
    35,784.05x = 599,027,680.80
  5. Step 5: Solve for x
    x = 599,027,680.80/35,784.05
  6. Step 6: Final answer
    x = 16,740.08

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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.