Home / 62,725.65-86,558.79-34,431.94

Finding the Fourth Proportional to 62,725.65, 86,558.79 and 34,431.94

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Solution

The fourth proportional to 62,725.65, 86,558.79 and 34,431.94 is: 47,514.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,725.65 : 86,558.79 = 34,431.94 : x
  2. Step 2: Convert to fraction form
    62,725.65/86,558.79 = 34,431.94/x
  3. Step 3: Cross multiply
    62,725.65x = 86,558.79 × 34,431.94
  4. Step 4: Simplify right side
    62,725.65x = 2,980,387,063.75
  5. Step 5: Solve for x
    x = 2,980,387,063.75/62,725.65
  6. Step 6: Final answer
    x = 47,514.65

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1.5x scale

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.