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Finding the Fourth Proportional to 45,957.60, 63,421.56 and 26,850.48

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Solution

The fourth proportional to 45,957.60, 63,421.56 and 26,850.48 is: 37,053.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,957.60 : 63,421.56 = 26,850.48 : x
  2. Step 2: Convert to fraction form
    45,957.60/63,421.56 = 26,850.48/x
  3. Step 3: Cross multiply
    45,957.60x = 63,421.56 × 26,850.48
  4. Step 4: Simplify right side
    45,957.60x = 1,702,899,328.35
  5. Step 5: Solve for x
    x = 1,702,899,328.35/45,957.60
  6. Step 6: Final answer
    x = 37,053.70

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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.