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Finding the Fourth Proportional to 39,873.68, 59,810.56 and 37,437.89

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Solution

The fourth proportional to 39,873.68, 59,810.56 and 37,437.89 is: 56,156.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,873.68 : 59,810.56 = 37,437.89 : x
  2. Step 2: Convert to fraction form
    39,873.68/59,810.56 = 37,437.89/x
  3. Step 3: Cross multiply
    39,873.68x = 59,810.56 × 37,437.89
  4. Step 4: Simplify right side
    39,873.68x = 2,239,181,222.05
  5. Step 5: Solve for x
    x = 2,239,181,222.05/39,873.68
  6. Step 6: Final answer
    x = 56,156.88

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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.