Home / 168,146.56-232,035.06-91,663.84

Finding the Fourth Proportional to 168,146.56, 232,035.06 and 91,663.84

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Solution

The fourth proportional to 168,146.56, 232,035.06 and 91,663.84 is: 126,492.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,146.56 : 232,035.06 = 91,663.84 : x
  2. Step 2: Convert to fraction form
    168,146.56/232,035.06 = 91,663.84/x
  3. Step 3: Cross multiply
    168,146.56x = 232,035.06 × 91,663.84
  4. Step 4: Simplify right side
    168,146.56x = 21,269,224,614.23
  5. Step 5: Solve for x
    x = 21,269,224,614.23/168,146.56
  6. Step 6: Final answer
    x = 126,492.18

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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.