Home / 171,580.42-257,382.69-53,236.18

Finding the Fourth Proportional to 171,580.42, 257,382.69 and 53,236.18

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Solution

The fourth proportional to 171,580.42, 257,382.69 and 53,236.18 is: 79,858.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,580.42 : 257,382.69 = 53,236.18 : x
  2. Step 2: Convert to fraction form
    171,580.42/257,382.69 = 53,236.18/x
  3. Step 3: Cross multiply
    171,580.42x = 257,382.69 × 53,236.18
  4. Step 4: Simplify right side
    171,580.42x = 13,702,071,213.72
  5. Step 5: Solve for x
    x = 13,702,071,213.72/171,580.42
  6. Step 6: Final answer
    x = 79,858.01

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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.