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Finding the Fourth Proportional to 53,944.95, 80,959.80 and 37,421.26

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Solution

The fourth proportional to 53,944.95, 80,959.80 and 37,421.26 is: 56,161.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,944.95 : 80,959.80 = 37,421.26 : x
  2. Step 2: Convert to fraction form
    53,944.95/80,959.80 = 37,421.26/x
  3. Step 3: Cross multiply
    53,944.95x = 80,959.80 × 37,421.26
  4. Step 4: Simplify right side
    53,944.95x = 3,029,617,663.28
  5. Step 5: Solve for x
    x = 3,029,617,663.28/53,944.95
  6. Step 6: Final answer
    x = 56,161.28

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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.