Home / 49,139.24-73,351.33-42,918.44

Finding the Fourth Proportional to 49,139.24, 73,351.33 and 42,918.44

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Solution

The fourth proportional to 49,139.24, 73,351.33 and 42,918.44 is: 64,065.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,139.24 : 73,351.33 = 42,918.44 : x
  2. Step 2: Convert to fraction form
    49,139.24/73,351.33 = 42,918.44/x
  3. Step 3: Cross multiply
    49,139.24x = 73,351.33 × 42,918.44
  4. Step 4: Simplify right side
    49,139.24x = 3,148,124,655.53
  5. Step 5: Solve for x
    x = 3,148,124,655.53/49,139.24
  6. Step 6: Final answer
    x = 64,065.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.