Home / 89,895.96-124,054.14-49,609.20

Finding the Fourth Proportional to 89,895.96, 124,054.14 and 49,609.20

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Solution

The fourth proportional to 89,895.96, 124,054.14 and 49,609.20 is: 68,459.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,895.96 : 124,054.14 = 49,609.20 : x
  2. Step 2: Convert to fraction form
    89,895.96/124,054.14 = 49,609.20/x
  3. Step 3: Cross multiply
    89,895.96x = 124,054.14 × 49,609.20
  4. Step 4: Simplify right side
    89,895.96x = 6,154,226,642.09
  5. Step 5: Solve for x
    x = 6,154,226,642.09/89,895.96
  6. Step 6: Final answer
    x = 68,459.44

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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.