Home / 123,747.21-185,522.54-53,577.45

Finding the Fourth Proportional to 123,747.21, 185,522.54 and 53,577.45

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Solution

The fourth proportional to 123,747.21, 185,522.54 and 53,577.45 is: 80,323.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,747.21 : 185,522.54 = 53,577.45 : x
  2. Step 2: Convert to fraction form
    123,747.21/185,522.54 = 53,577.45/x
  3. Step 3: Cross multiply
    123,747.21x = 185,522.54 × 53,577.45
  4. Step 4: Simplify right side
    123,747.21x = 9,939,824,342.84
  5. Step 5: Solve for x
    x = 9,939,824,342.84/123,747.21
  6. Step 6: Final answer
    x = 80,323.62

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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.