Home / 161,116.51-222,475.34-134,399.07

Finding the Fourth Proportional to 161,116.51, 222,475.34 and 134,399.07

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Solution

The fourth proportional to 161,116.51, 222,475.34 and 134,399.07 is: 185,582.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,116.51 : 222,475.34 = 134,399.07 : x
  2. Step 2: Convert to fraction form
    161,116.51/222,475.34 = 134,399.07/x
  3. Step 3: Cross multiply
    161,116.51x = 222,475.34 × 134,399.07
  4. Step 4: Simplify right side
    161,116.51x = 29,900,478,793.93
  5. Step 5: Solve for x
    x = 29,900,478,793.93/161,116.51
  6. Step 6: Final answer
    x = 185,582.96

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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.