Home / 127,423.38-191,112.72-48,542.34

Finding the Fourth Proportional to 127,423.38, 191,112.72 and 48,542.34

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Solution

The fourth proportional to 127,423.38, 191,112.72 and 48,542.34 is: 72,805.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,423.38 : 191,112.72 = 48,542.34 : x
  2. Step 2: Convert to fraction form
    127,423.38/191,112.72 = 48,542.34/x
  3. Step 3: Cross multiply
    127,423.38x = 191,112.72 × 48,542.34
  4. Step 4: Simplify right side
    127,423.38x = 9,277,058,632.56
  5. Step 5: Solve for x
    x = 9,277,058,632.56/127,423.38
  6. Step 6: Final answer
    x = 72,805.00

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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.