Home / 162,743.07-244,025.62-129,224.40

Finding the Fourth Proportional to 162,743.07, 244,025.62 and 129,224.40

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Solution

The fourth proportional to 162,743.07, 244,025.62 and 129,224.40 is: 193,765.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,743.07 : 244,025.62 = 129,224.40 : x
  2. Step 2: Convert to fraction form
    162,743.07/244,025.62 = 129,224.40/x
  3. Step 3: Cross multiply
    162,743.07x = 244,025.62 × 129,224.40
  4. Step 4: Simplify right side
    162,743.07x = 31,534,064,939.19
  5. Step 5: Solve for x
    x = 31,534,064,939.19/162,743.07
  6. Step 6: Final answer
    x = 193,765.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.