Home / 74,559.24-111,628.95-55,926

Finding the Fourth Proportional to 74,559.24, 111,628.95 and 55,926

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Solution

The fourth proportional to 74,559.24, 111,628.95 and 55,926 is: 83,731.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,559.24 : 111,628.95 = 55,926 : x
  2. Step 2: Convert to fraction form
    74,559.24/111,628.95 = 55,926/x
  3. Step 3: Cross multiply
    74,559.24x = 111,628.95 × 55,926
  4. Step 4: Simplify right side
    74,559.24x = 6,242,960,657.70
  5. Step 5: Solve for x
    x = 6,242,960,657.70/74,559.24
  6. Step 6: Final answer
    x = 83,731.55

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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.