Home / 114,194.12-171,487.20-70,079.90

Finding the Fourth Proportional to 114,194.12, 171,487.20 and 70,079.90

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Solution

The fourth proportional to 114,194.12, 171,487.20 and 70,079.90 is: 105,240.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,194.12 : 171,487.20 = 70,079.90 : x
  2. Step 2: Convert to fraction form
    114,194.12/171,487.20 = 70,079.90/x
  3. Step 3: Cross multiply
    114,194.12x = 171,487.20 × 70,079.90
  4. Step 4: Simplify right side
    114,194.12x = 12,017,805,827.28
  5. Step 5: Solve for x
    x = 12,017,805,827.28/114,194.12
  6. Step 6: Final answer
    x = 105,240.15

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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.