Home / 111,269.04-153,565.56-63,511.44

Finding the Fourth Proportional to 111,269.04, 153,565.56 and 63,511.44

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Solution

The fourth proportional to 111,269.04, 153,565.56 and 63,511.44 is: 87,653.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,269.04 : 153,565.56 = 63,511.44 : x
  2. Step 2: Convert to fraction form
    111,269.04/153,565.56 = 63,511.44/x
  3. Step 3: Cross multiply
    111,269.04x = 153,565.56 × 63,511.44
  4. Step 4: Simplify right side
    111,269.04x = 9,753,169,850.01
  5. Step 5: Solve for x
    x = 9,753,169,850.01/111,269.04
  6. Step 6: Final answer
    x = 87,653.94

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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.