Home / 57,097.10-85,645.65-17,653.34

Finding the Fourth Proportional to 57,097.10, 85,645.65 and 17,653.34

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Solution

The fourth proportional to 57,097.10, 85,645.65 and 17,653.34 is: 26,480.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,097.10 : 85,645.65 = 17,653.34 : x
  2. Step 2: Convert to fraction form
    57,097.10/85,645.65 = 17,653.34/x
  3. Step 3: Cross multiply
    57,097.10x = 85,645.65 × 17,653.34
  4. Step 4: Simplify right side
    57,097.10x = 1,511,931,350.74
  5. Step 5: Solve for x
    x = 1,511,931,350.74/57,097.10
  6. Step 6: Final answer
    x = 26,480.00

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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.