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Finding the Fourth Proportional to 50,603.30, 75,904.95 and 15,542.90

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Solution

The fourth proportional to 50,603.30, 75,904.95 and 15,542.90 is: 23,314.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,603.30 : 75,904.95 = 15,542.90 : x
  2. Step 2: Convert to fraction form
    50,603.30/75,904.95 = 15,542.90/x
  3. Step 3: Cross multiply
    50,603.30x = 75,904.95 × 15,542.90
  4. Step 4: Simplify right side
    50,603.30x = 1,179,783,047.36
  5. Step 5: Solve for x
    x = 1,179,783,047.36/50,603.30
  6. Step 6: Final answer
    x = 23,314.35

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Similar ratio
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1.5x scale

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.