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Finding the Fourth Proportional to 40,894.41, 56,430.40 and 23,902.64

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Solution

The fourth proportional to 40,894.41, 56,430.40 and 23,902.64 is: 32,983.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,894.41 : 56,430.40 = 23,902.64 : x
  2. Step 2: Convert to fraction form
    40,894.41/56,430.40 = 23,902.64/x
  3. Step 3: Cross multiply
    40,894.41x = 56,430.40 × 23,902.64
  4. Step 4: Simplify right side
    40,894.41x = 1,348,835,536.26
  5. Step 5: Solve for x
    x = 1,348,835,536.26/40,894.41
  6. Step 6: Final answer
    x = 32,983.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.