Home / 236,003.40-354,005.10-161,353.80

Finding the Fourth Proportional to 236,003.40, 354,005.10 and 161,353.80

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Solution

The fourth proportional to 236,003.40, 354,005.10 and 161,353.80 is: 242,030.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,003.40 : 354,005.10 = 161,353.80 : x
  2. Step 2: Convert to fraction form
    236,003.40/354,005.10 = 161,353.80/x
  3. Step 3: Cross multiply
    236,003.40x = 354,005.10 × 161,353.80
  4. Step 4: Simplify right side
    236,003.40x = 57,120,068,104.38
  5. Step 5: Solve for x
    x = 57,120,068,104.38/236,003.40
  6. Step 6: Final answer
    x = 242,030.70

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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.