Home / 172,611.39-238,198.89-96,130.46

Finding the Fourth Proportional to 172,611.39, 238,198.89 and 96,130.46

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Solution

The fourth proportional to 172,611.39, 238,198.89 and 96,130.46 is: 132,657.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,611.39 : 238,198.89 = 96,130.46 : x
  2. Step 2: Convert to fraction form
    172,611.39/238,198.89 = 96,130.46/x
  3. Step 3: Cross multiply
    172,611.39x = 238,198.89 × 96,130.46
  4. Step 4: Simplify right side
    172,611.39x = 22,898,168,867.19
  5. Step 5: Solve for x
    x = 22,898,168,867.19/172,611.39
  6. Step 6: Final answer
    x = 132,657.35

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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.