Home / 90,300.42-124,615.26-50,014.80

Finding the Fourth Proportional to 90,300.42, 124,615.26 and 50,014.80

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Solution

The fourth proportional to 90,300.42, 124,615.26 and 50,014.80 is: 69,020.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,300.42 : 124,615.26 = 50,014.80 : x
  2. Step 2: Convert to fraction form
    90,300.42/124,615.26 = 50,014.80/x
  3. Step 3: Cross multiply
    90,300.42x = 124,615.26 × 50,014.80
  4. Step 4: Simplify right side
    90,300.42x = 6,232,607,305.85
  5. Step 5: Solve for x
    x = 6,232,607,305.85/90,300.42
  6. Step 6: Final answer
    x = 69,020.80

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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.