Home / 282,444.88-423,725.68-82,771.80

Finding the Fourth Proportional to 282,444.88, 423,725.68 and 82,771.80

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Solution

The fourth proportional to 282,444.88, 423,725.68 and 82,771.80 is: 124,174.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,444.88 : 423,725.68 = 82,771.80 : x
  2. Step 2: Convert to fraction form
    282,444.88/423,725.68 = 82,771.80/x
  3. Step 3: Cross multiply
    282,444.88x = 423,725.68 × 82,771.80
  4. Step 4: Simplify right side
    282,444.88x = 35,072,537,239.82
  5. Step 5: Solve for x
    x = 35,072,537,239.82/282,444.88
  6. Step 6: Final answer
    x = 124,174.80

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1.5x scale

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.