Home / 61,657.57-85,089.15-37,450.36

Finding the Fourth Proportional to 61,657.57, 85,089.15 and 37,450.36

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Solution

The fourth proportional to 61,657.57, 85,089.15 and 37,450.36 is: 51,682.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,657.57 : 85,089.15 = 37,450.36 : x
  2. Step 2: Convert to fraction form
    61,657.57/85,089.15 = 37,450.36/x
  3. Step 3: Cross multiply
    61,657.57x = 85,089.15 × 37,450.36
  4. Step 4: Simplify right side
    61,657.57x = 3,186,619,299.59
  5. Step 5: Solve for x
    x = 3,186,619,299.59/61,657.57
  6. Step 6: Final answer
    x = 51,682.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.