Home / 57,417.36-86,116.32-15,864.36

Finding the Fourth Proportional to 57,417.36, 86,116.32 and 15,864.36

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Solution

The fourth proportional to 57,417.36, 86,116.32 and 15,864.36 is: 23,793.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,417.36 : 86,116.32 = 15,864.36 : x
  2. Step 2: Convert to fraction form
    57,417.36/86,116.32 = 15,864.36/x
  3. Step 3: Cross multiply
    57,417.36x = 86,116.32 × 15,864.36
  4. Step 4: Simplify right side
    57,417.36x = 1,366,180,302.36
  5. Step 5: Solve for x
    x = 1,366,180,302.36/57,417.36
  6. Step 6: Final answer
    x = 23,793.85

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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.