Home / 116,940.08-161,252.70-94,255.22

Finding the Fourth Proportional to 116,940.08, 161,252.70 and 94,255.22

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Solution

The fourth proportional to 116,940.08, 161,252.70 and 94,255.22 is: 129,971.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,940.08 : 161,252.70 = 94,255.22 : x
  2. Step 2: Convert to fraction form
    116,940.08/161,252.70 = 94,255.22/x
  3. Step 3: Cross multiply
    116,940.08x = 161,252.70 × 94,255.22
  4. Step 4: Simplify right side
    116,940.08x = 15,198,908,714.09
  5. Step 5: Solve for x
    x = 15,198,908,714.09/116,940.08
  6. Step 6: Final answer
    x = 129,971.77

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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.