Home / 74,559.96-111,630.69-55,926.72

Finding the Fourth Proportional to 74,559.96, 111,630.69 and 55,926.72

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Solution

The fourth proportional to 74,559.96, 111,630.69 and 55,926.72 is: 83,733.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,559.96 : 111,630.69 = 55,926.72 : x
  2. Step 2: Convert to fraction form
    74,559.96/111,630.69 = 55,926.72/x
  3. Step 3: Cross multiply
    74,559.96x = 111,630.69 × 55,926.72
  4. Step 4: Simplify right side
    74,559.96x = 6,243,138,343.04
  5. Step 5: Solve for x
    x = 6,243,138,343.04/74,559.96
  6. Step 6: Final answer
    x = 83,733.12

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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.