Home / 123,537.84-185,313.24-39,307.20

Finding the Fourth Proportional to 123,537.84, 185,313.24 and 39,307.20

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Solution

The fourth proportional to 123,537.84, 185,313.24 and 39,307.20 is: 58,962.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,537.84 : 185,313.24 = 39,307.20 : x
  2. Step 2: Convert to fraction form
    123,537.84/185,313.24 = 39,307.20/x
  3. Step 3: Cross multiply
    123,537.84x = 185,313.24 × 39,307.20
  4. Step 4: Simplify right side
    123,537.84x = 7,284,144,587.33
  5. Step 5: Solve for x
    x = 7,284,144,587.33/123,537.84
  6. Step 6: Final answer
    x = 58,962.86

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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.