Home / 121,200.66-181,828.53-36,968.36

Finding the Fourth Proportional to 121,200.66, 181,828.53 and 36,968.36

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Solution

The fourth proportional to 121,200.66, 181,828.53 and 36,968.36 is: 55,460.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,200.66 : 181,828.53 = 36,968.36 : x
  2. Step 2: Convert to fraction form
    121,200.66/181,828.53 = 36,968.36/x
  3. Step 3: Cross multiply
    121,200.66x = 181,828.53 × 36,968.36
  4. Step 4: Simplify right side
    121,200.66x = 6,721,901,646.17
  5. Step 5: Solve for x
    x = 6,721,901,646.17/121,200.66
  6. Step 6: Final answer
    x = 55,460.93

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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.