Home / 230,385.83-345,523.37-118,008.20

Finding the Fourth Proportional to 230,385.83, 345,523.37 and 118,008.20

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Solution

The fourth proportional to 230,385.83, 345,523.37 and 118,008.20 is: 176,983.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,385.83 : 345,523.37 = 118,008.20 : x
  2. Step 2: Convert to fraction form
    230,385.83/345,523.37 = 118,008.20/x
  3. Step 3: Cross multiply
    230,385.83x = 345,523.37 × 118,008.20
  4. Step 4: Simplify right side
    230,385.83x = 40,774,589,519.04
  5. Step 5: Solve for x
    x = 40,774,589,519.04/230,385.83
  6. Step 6: Final answer
    x = 176,983.93

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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.