Home / 121,109.99-181,671.66-46,236.22

Finding the Fourth Proportional to 121,109.99, 181,671.66 and 46,236.22

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Solution

The fourth proportional to 121,109.99, 181,671.66 and 46,236.22 is: 69,356.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,109.99 : 181,671.66 = 46,236.22 : x
  2. Step 2: Convert to fraction form
    121,109.99/181,671.66 = 46,236.22/x
  3. Step 3: Cross multiply
    121,109.99x = 181,671.66 × 46,236.22
  4. Step 4: Simplify right side
    121,109.99x = 8,399,810,385.35
  5. Step 5: Solve for x
    x = 8,399,810,385.35/121,109.99
  6. Step 6: Final answer
    x = 69,356.88

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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.