Home / 585,021.25-877,531.89-141,789.25

Finding the Fourth Proportional to 585,021.25, 877,531.89 and 141,789.25

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Solution

The fourth proportional to 585,021.25, 877,531.89 and 141,789.25 is: 212,683.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,021.25 : 877,531.89 = 141,789.25 : x
  2. Step 2: Convert to fraction form
    585,021.25/877,531.89 = 141,789.25/x
  3. Step 3: Cross multiply
    585,021.25x = 877,531.89 × 141,789.25
  4. Step 4: Simplify right side
    585,021.25x = 124,424,588,534.18
  5. Step 5: Solve for x
    x = 124,424,588,534.18/585,021.25
  6. Step 6: Final answer
    x = 212,683.88

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Similar ratio
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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.