Home / 89,997.51-124,193.34-49,709.19

Finding the Fourth Proportional to 89,997.51, 124,193.34 and 49,709.19

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Solution

The fourth proportional to 89,997.51, 124,193.34 and 49,709.19 is: 68,596.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,997.51 : 124,193.34 = 49,709.19 : x
  2. Step 2: Convert to fraction form
    89,997.51/124,193.34 = 49,709.19/x
  3. Step 3: Cross multiply
    89,997.51x = 124,193.34 × 49,709.19
  4. Step 4: Simplify right side
    89,997.51x = 6,173,550,334.79
  5. Step 5: Solve for x
    x = 6,173,550,334.79/89,997.51
  6. Step 6: Final answer
    x = 68,596.90

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Double scale
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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.