Home / 272,913.40-409,224.30-95,426.20

Finding the Fourth Proportional to 272,913.40, 409,224.30 and 95,426.20

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Solution

The fourth proportional to 272,913.40, 409,224.30 and 95,426.20 is: 143,088.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,913.40 : 409,224.30 = 95,426.20 : x
  2. Step 2: Convert to fraction form
    272,913.40/409,224.30 = 95,426.20/x
  3. Step 3: Cross multiply
    272,913.40x = 409,224.30 × 95,426.20
  4. Step 4: Simplify right side
    272,913.40x = 39,050,719,896.66
  5. Step 5: Solve for x
    x = 39,050,719,896.66/272,913.40
  6. Step 6: Final answer
    x = 143,088.32

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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.