Home / 35,880.78-53,807.30-17,155.81

Finding the Fourth Proportional to 35,880.78, 53,807.30 and 17,155.81

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Solution

The fourth proportional to 35,880.78, 53,807.30 and 17,155.81 is: 25,727.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,880.78 : 53,807.30 = 17,155.81 : x
  2. Step 2: Convert to fraction form
    35,880.78/53,807.30 = 17,155.81/x
  3. Step 3: Cross multiply
    35,880.78x = 53,807.30 × 17,155.81
  4. Step 4: Simplify right side
    35,880.78x = 923,107,861.23
  5. Step 5: Solve for x
    x = 923,107,861.23/35,880.78
  6. Step 6: Final answer
    x = 25,727.08

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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.