Home / 90,373.96-124,706.10-50,086.60

Finding the Fourth Proportional to 90,373.96, 124,706.10 and 50,086.60

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Solution

The fourth proportional to 90,373.96, 124,706.10 and 50,086.60 is: 69,113.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,373.96 : 124,706.10 = 50,086.60 : x
  2. Step 2: Convert to fraction form
    90,373.96/124,706.10 = 50,086.60/x
  3. Step 3: Cross multiply
    90,373.96x = 124,706.10 × 50,086.60
  4. Step 4: Simplify right side
    90,373.96x = 6,246,104,548.26
  5. Step 5: Solve for x
    x = 6,246,104,548.26/90,373.96
  6. Step 6: Final answer
    x = 69,113.99

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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.