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Finding the Fourth Proportional to 37,703.78, 56,555.64 and 9,623.84

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Solution

The fourth proportional to 37,703.78, 56,555.64 and 9,623.84 is: 14,435.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,703.78 : 56,555.64 = 9,623.84 : x
  2. Step 2: Convert to fraction form
    37,703.78/56,555.64 = 9,623.84/x
  3. Step 3: Cross multiply
    37,703.78x = 56,555.64 × 9,623.84
  4. Step 4: Simplify right side
    37,703.78x = 544,282,430.46
  5. Step 5: Solve for x
    x = 544,282,430.46/37,703.78
  6. Step 6: Final answer
    x = 14,435.75

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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.