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Finding the Fourth Proportional to 57,412.88, 86,152.72 and 24,130.40

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Solution

The fourth proportional to 57,412.88, 86,152.72 and 24,130.40 is: 36,209.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,412.88 : 86,152.72 = 24,130.40 : x
  2. Step 2: Convert to fraction form
    57,412.88/86,152.72 = 24,130.40/x
  3. Step 3: Cross multiply
    57,412.88x = 86,152.72 × 24,130.40
  4. Step 4: Simplify right side
    57,412.88x = 2,078,899,594.69
  5. Step 5: Solve for x
    x = 2,078,899,594.69/57,412.88
  6. Step 6: Final answer
    x = 36,209.64

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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.