Home / 109,504.98-151,116.21-59,203.86

Finding the Fourth Proportional to 109,504.98, 151,116.21 and 59,203.86

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Solution

The fourth proportional to 109,504.98, 151,116.21 and 59,203.86 is: 81,700.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,504.98 : 151,116.21 = 59,203.86 : x
  2. Step 2: Convert to fraction form
    109,504.98/151,116.21 = 59,203.86/x
  3. Step 3: Cross multiply
    109,504.98x = 151,116.21 × 59,203.86
  4. Step 4: Simplify right side
    109,504.98x = 8,946,662,940.57
  5. Step 5: Solve for x
    x = 8,946,662,940.57/109,504.98
  6. Step 6: Final answer
    x = 81,700.97

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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.