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Finding the Fourth Proportional to 53,924.88, 80,929.62 and 37,400.88

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Solution

The fourth proportional to 53,924.88, 80,929.62 and 37,400.88 is: 56,130.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,924.88 : 80,929.62 = 37,400.88 : x
  2. Step 2: Convert to fraction form
    53,924.88/80,929.62 = 37,400.88/x
  3. Step 3: Cross multiply
    53,924.88x = 80,929.62 × 37,400.88
  4. Step 4: Simplify right side
    53,924.88x = 3,026,839,006.07
  5. Step 5: Solve for x
    x = 3,026,839,006.07/53,924.88
  6. Step 6: Final answer
    x = 56,130.66

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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.