Home / 89,647.34-134,470.08-23,087.20

Finding the Fourth Proportional to 89,647.34, 134,470.08 and 23,087.20

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Solution

The fourth proportional to 89,647.34, 134,470.08 and 23,087.20 is: 34,630.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,647.34 : 134,470.08 = 23,087.20 : x
  2. Step 2: Convert to fraction form
    89,647.34/134,470.08 = 23,087.20/x
  3. Step 3: Cross multiply
    89,647.34x = 134,470.08 × 23,087.20
  4. Step 4: Simplify right side
    89,647.34x = 3,104,537,630.98
  5. Step 5: Solve for x
    x = 3,104,537,630.98/89,647.34
  6. Step 6: Final answer
    x = 34,630.56

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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.