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Finding the Fourth Proportional to 53,897.70, 80,888.93 and 37,374.01

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Solution

The fourth proportional to 53,897.70, 80,888.93 and 37,374.01 is: 56,090.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,897.70 : 80,888.93 = 37,374.01 : x
  2. Step 2: Convert to fraction form
    53,897.70/80,888.93 = 37,374.01/x
  3. Step 3: Cross multiply
    53,897.70x = 80,888.93 × 37,374.01
  4. Step 4: Simplify right side
    53,897.70x = 3,023,143,429.77
  5. Step 5: Solve for x
    x = 3,023,143,429.77/53,897.70
  6. Step 6: Final answer
    x = 56,090.39

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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.