Home / 227,312.08-340,981.78-69,541.90

Finding the Fourth Proportional to 227,312.08, 340,981.78 and 69,541.90

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Solution

The fourth proportional to 227,312.08, 340,981.78 and 69,541.90 is: 104,317.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,312.08 : 340,981.78 = 69,541.90 : x
  2. Step 2: Convert to fraction form
    227,312.08/340,981.78 = 69,541.90/x
  3. Step 3: Cross multiply
    227,312.08x = 340,981.78 × 69,541.90
  4. Step 4: Simplify right side
    227,312.08x = 23,712,520,846.58
  5. Step 5: Solve for x
    x = 23,712,520,846.58/227,312.08
  6. Step 6: Final answer
    x = 104,317.03

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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.