Home / 205,245.40-283,235.92-114,602.88

Finding the Fourth Proportional to 205,245.40, 283,235.92 and 114,602.88

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Solution

The fourth proportional to 205,245.40, 283,235.92 and 114,602.88 is: 158,150.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,245.40 : 283,235.92 = 114,602.88 : x
  2. Step 2: Convert to fraction form
    205,245.40/283,235.92 = 114,602.88/x
  3. Step 3: Cross multiply
    205,245.40x = 283,235.92 × 114,602.88
  4. Step 4: Simplify right side
    205,245.40x = 32,459,652,151.45
  5. Step 5: Solve for x
    x = 32,459,652,151.45/205,245.40
  6. Step 6: Final answer
    x = 158,150.45

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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.