Home / 50,103.66-69,154.40-31,237.14

Finding the Fourth Proportional to 50,103.66, 69,154.40 and 31,237.14

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Solution

The fourth proportional to 50,103.66, 69,154.40 and 31,237.14 is: 43,114.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,103.66 : 69,154.40 = 31,237.14 : x
  2. Step 2: Convert to fraction form
    50,103.66/69,154.40 = 31,237.14/x
  3. Step 3: Cross multiply
    50,103.66x = 69,154.40 × 31,237.14
  4. Step 4: Simplify right side
    50,103.66x = 2,160,185,518.23
  5. Step 5: Solve for x
    x = 2,160,185,518.23/50,103.66
  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.