Home / 85,151.66-117,504.33-62,585.42

Finding the Fourth Proportional to 85,151.66, 117,504.33 and 62,585.42

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Solution

The fourth proportional to 85,151.66, 117,504.33 and 62,585.42 is: 86,364.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,151.66 : 117,504.33 = 62,585.42 : x
  2. Step 2: Convert to fraction form
    85,151.66/117,504.33 = 62,585.42/x
  3. Step 3: Cross multiply
    85,151.66x = 117,504.33 × 62,585.42
  4. Step 4: Simplify right side
    85,151.66x = 7,354,057,844.87
  5. Step 5: Solve for x
    x = 7,354,057,844.87/85,151.66
  6. Step 6: Final answer
    x = 86,364.23

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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.