Home / 50,103.65-69,154.41-31,237.13

Finding the Fourth Proportional to 50,103.65, 69,154.41 and 31,237.13

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Solution

The fourth proportional to 50,103.65, 69,154.41 and 31,237.13 is: 43,114.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,103.65 : 69,154.41 = 31,237.13 : x
  2. Step 2: Convert to fraction form
    50,103.65/69,154.41 = 31,237.13/x
  3. Step 3: Cross multiply
    50,103.65x = 69,154.41 × 31,237.13
  4. Step 4: Simplify right side
    50,103.65x = 2,160,184,949.47
  5. Step 5: Solve for x
    x = 2,160,184,949.47/50,103.65
  6. Step 6: Final answer
    x = 43,114.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.