Home / 57,068.08-85,569.20-17,614.64

Finding the Fourth Proportional to 57,068.08, 85,569.20 and 17,614.64

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Solution

The fourth proportional to 57,068.08, 85,569.20 and 17,614.64 is: 26,411.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,068.08 : 85,569.20 = 17,614.64 : x
  2. Step 2: Convert to fraction form
    57,068.08/85,569.20 = 17,614.64/x
  3. Step 3: Cross multiply
    57,068.08x = 85,569.20 × 17,614.64
  4. Step 4: Simplify right side
    57,068.08x = 1,507,270,653.09
  5. Step 5: Solve for x
    x = 1,507,270,653.09/57,068.08
  6. Step 6: Final answer
    x = 26,411.80

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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.