Home / 74,317.30-111,438.89-26,930.48

Finding the Fourth Proportional to 74,317.30, 111,438.89 and 26,930.48

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Solution

The fourth proportional to 74,317.30, 111,438.89 and 26,930.48 is: 40,382.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,317.30 : 111,438.89 = 26,930.48 : x
  2. Step 2: Convert to fraction form
    74,317.30/111,438.89 = 26,930.48/x
  3. Step 3: Cross multiply
    74,317.30x = 111,438.89 × 26,930.48
  4. Step 4: Simplify right side
    74,317.30x = 3,001,102,207.51
  5. Step 5: Solve for x
    x = 3,001,102,207.51/74,317.30
  6. Step 6: Final answer
    x = 40,382.28

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1.5x scale

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.