Home / 111,103.41-153,326.60-62,717.06

Finding the Fourth Proportional to 111,103.41, 153,326.60 and 62,717.06

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Solution

The fourth proportional to 111,103.41, 153,326.60 and 62,717.06 is: 86,551.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,103.41 : 153,326.60 = 62,717.06 : x
  2. Step 2: Convert to fraction form
    111,103.41/153,326.60 = 62,717.06/x
  3. Step 3: Cross multiply
    111,103.41x = 153,326.60 × 62,717.06
  4. Step 4: Simplify right side
    111,103.41x = 9,616,193,571.80
  5. Step 5: Solve for x
    x = 9,616,193,571.80/111,103.41
  6. Step 6: Final answer
    x = 86,551.74

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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.