Home / 89,402.49-123,374.97-48,566.30

Finding the Fourth Proportional to 89,402.49, 123,374.97 and 48,566.30

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Solution

The fourth proportional to 89,402.49, 123,374.97 and 48,566.30 is: 67,021.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,402.49 : 123,374.97 = 48,566.30 : x
  2. Step 2: Convert to fraction form
    89,402.49/123,374.97 = 48,566.30/x
  3. Step 3: Cross multiply
    89,402.49x = 123,374.97 × 48,566.30
  4. Step 4: Simplify right side
    89,402.49x = 5,991,865,805.51
  5. Step 5: Solve for x
    x = 5,991,865,805.51/89,402.49
  6. Step 6: Final answer
    x = 67,021.24

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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.