Home / 189,210.30-283,426.65-95,768.70

Finding the Fourth Proportional to 189,210.30, 283,426.65 and 95,768.70

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Solution

The fourth proportional to 189,210.30, 283,426.65 and 95,768.70 is: 143,456.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,210.30 : 283,426.65 = 95,768.70 : x
  2. Step 2: Convert to fraction form
    189,210.30/283,426.65 = 95,768.70/x
  3. Step 3: Cross multiply
    189,210.30x = 283,426.65 × 95,768.70
  4. Step 4: Simplify right side
    189,210.30x = 27,143,401,815.86
  5. Step 5: Solve for x
    x = 27,143,401,815.86/189,210.30
  6. Step 6: Final answer
    x = 143,456.26

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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.