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Finding the Fourth Proportional to 53,168.60, 79,707.60 and 23,570.30

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Solution

The fourth proportional to 53,168.60, 79,707.60 and 23,570.30 is: 35,335.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,168.60 : 79,707.60 = 23,570.30 : x
  2. Step 2: Convert to fraction form
    53,168.60/79,707.60 = 23,570.30/x
  3. Step 3: Cross multiply
    53,168.60x = 79,707.60 × 23,570.30
  4. Step 4: Simplify right side
    53,168.60x = 1,878,732,044.28
  5. Step 5: Solve for x
    x = 1,878,732,044.28/53,168.60
  6. Step 6: Final answer
    x = 35,335.37

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1.5x scale

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.