Home / 121,260.20-181,890.30-62,076.20

Finding the Fourth Proportional to 121,260.20, 181,890.30 and 62,076.20

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Solution

The fourth proportional to 121,260.20, 181,890.30 and 62,076.20 is: 93,114.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,260.20 : 181,890.30 = 62,076.20 : x
  2. Step 2: Convert to fraction form
    121,260.20/181,890.30 = 62,076.20/x
  3. Step 3: Cross multiply
    121,260.20x = 181,890.30 × 62,076.20
  4. Step 4: Simplify right side
    121,260.20x = 11,291,058,640.86
  5. Step 5: Solve for x
    x = 11,291,058,640.86/121,260.20
  6. Step 6: Final answer
    x = 93,114.30

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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.