Home / 39,240.64-58,771.86-19,475.02

Finding the Fourth Proportional to 39,240.64, 58,771.86 and 19,475.02

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Solution

The fourth proportional to 39,240.64, 58,771.86 and 19,475.02 is: 29,168.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,240.64 : 58,771.86 = 19,475.02 : x
  2. Step 2: Convert to fraction form
    39,240.64/58,771.86 = 19,475.02/x
  3. Step 3: Cross multiply
    39,240.64x = 58,771.86 × 19,475.02
  4. Step 4: Simplify right side
    39,240.64x = 1,144,583,148.94
  5. Step 5: Solve for x
    x = 1,144,583,148.94/39,240.64
  6. Step 6: Final answer
    x = 29,168.31

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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.