Home / 90,302.04-124,611.48-50,013.54

Finding the Fourth Proportional to 90,302.04, 124,611.48 and 50,013.54

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Solution

The fourth proportional to 90,302.04, 124,611.48 and 50,013.54 is: 69,015.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,302.04 : 124,611.48 = 50,013.54 : x
  2. Step 2: Convert to fraction form
    90,302.04/124,611.48 = 50,013.54/x
  3. Step 3: Cross multiply
    90,302.04x = 124,611.48 × 50,013.54
  4. Step 4: Simplify right side
    90,302.04x = 6,232,261,239.44
  5. Step 5: Solve for x
    x = 6,232,261,239.44/90,302.04
  6. Step 6: Final answer
    x = 69,015.73

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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.