Home / 282,537.45-423,860.85-82,864.35

Finding the Fourth Proportional to 282,537.45, 423,860.85 and 82,864.35

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Solution

The fourth proportional to 282,537.45, 423,860.85 and 82,864.35 is: 124,312.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,537.45 : 423,860.85 = 82,864.35 : x
  2. Step 2: Convert to fraction form
    282,537.45/423,860.85 = 82,864.35/x
  3. Step 3: Cross multiply
    282,537.45x = 423,860.85 × 82,864.35
  4. Step 4: Simplify right side
    282,537.45x = 35,122,953,825.70
  5. Step 5: Solve for x
    x = 35,122,953,825.70/282,537.45
  6. Step 6: Final answer
    x = 124,312.56

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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.