Home / 89,363.56-123,316.26-49,069.48

Finding the Fourth Proportional to 89,363.56, 123,316.26 and 49,069.48

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Solution

The fourth proportional to 89,363.56, 123,316.26 and 49,069.48 is: 67,712.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,363.56 : 123,316.26 = 49,069.48 : x
  2. Step 2: Convert to fraction form
    89,363.56/123,316.26 = 49,069.48/x
  3. Step 3: Cross multiply
    89,363.56x = 123,316.26 × 49,069.48
  4. Step 4: Simplify right side
    89,363.56x = 6,051,064,753.74
  5. Step 5: Solve for x
    x = 6,051,064,753.74/89,363.56
  6. Step 6: Final answer
    x = 67,712.89

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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.