Home / 62,869.38-86,759.79-34,575.09

Finding the Fourth Proportional to 62,869.38, 86,759.79 and 34,575.09

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Solution

The fourth proportional to 62,869.38, 86,759.79 and 34,575.09 is: 47,713.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,869.38 : 86,759.79 = 34,575.09 : x
  2. Step 2: Convert to fraction form
    62,869.38/86,759.79 = 34,575.09/x
  3. Step 3: Cross multiply
    62,869.38x = 86,759.79 × 34,575.09
  4. Step 4: Simplify right side
    62,869.38x = 2,999,727,547.63
  5. Step 5: Solve for x
    x = 2,999,727,547.63/62,869.38
  6. Step 6: Final answer
    x = 47,713.65

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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.