Home / 74,653.08-111,923.82-45,063.96

Finding the Fourth Proportional to 74,653.08, 111,923.82 and 45,063.96

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Solution

The fourth proportional to 74,653.08, 111,923.82 and 45,063.96 is: 67,562.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,653.08 : 111,923.82 = 45,063.96 : x
  2. Step 2: Convert to fraction form
    74,653.08/111,923.82 = 45,063.96/x
  3. Step 3: Cross multiply
    74,653.08x = 111,923.82 × 45,063.96
  4. Step 4: Simplify right side
    74,653.08x = 5,043,730,547.53
  5. Step 5: Solve for x
    x = 5,043,730,547.53/74,653.08
  6. Step 6: Final answer
    x = 67,562.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.