Home / 127,423.88-191,113.47-48,542.84

Finding the Fourth Proportional to 127,423.88, 191,113.47 and 48,542.84

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Solution

The fourth proportional to 127,423.88, 191,113.47 and 48,542.84 is: 72,805.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,423.88 : 191,113.47 = 48,542.84 : x
  2. Step 2: Convert to fraction form
    127,423.88/191,113.47 = 48,542.84/x
  3. Step 3: Cross multiply
    127,423.88x = 191,113.47 × 48,542.84
  4. Step 4: Simplify right side
    127,423.88x = 9,277,190,596.05
  5. Step 5: Solve for x
    x = 9,277,190,596.05/127,423.88
  6. Step 6: Final answer
    x = 72,805.75

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1.5x scale

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.