Home / 121,331.23-181,997.28-37,091.07

Finding the Fourth Proportional to 121,331.23, 181,997.28 and 37,091.07

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Solution

The fourth proportional to 121,331.23, 181,997.28 and 37,091.07 is: 55,636.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,331.23 : 181,997.28 = 37,091.07 : x
  2. Step 2: Convert to fraction form
    121,331.23/181,997.28 = 37,091.07/x
  3. Step 3: Cross multiply
    121,331.23x = 181,997.28 × 37,091.07
  4. Step 4: Simplify right side
    121,331.23x = 6,750,473,852.29
  5. Step 5: Solve for x
    x = 6,750,473,852.29/121,331.23
  6. Step 6: Final answer
    x = 55,636.74

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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.