Home / 89,895.24-124,063.38-49,617.72

Finding the Fourth Proportional to 89,895.24, 124,063.38 and 49,617.72

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Solution

The fourth proportional to 89,895.24, 124,063.38 and 49,617.72 is: 68,476.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,895.24 : 124,063.38 = 49,617.72 : x
  2. Step 2: Convert to fraction form
    89,895.24/124,063.38 = 49,617.72/x
  3. Step 3: Cross multiply
    89,895.24x = 124,063.38 × 49,617.72
  4. Step 4: Simplify right side
    89,895.24x = 6,155,742,051.09
  5. Step 5: Solve for x
    x = 6,155,742,051.09/89,895.24
  6. Step 6: Final answer
    x = 68,476.84

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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.