Home / 121,189.19-181,820.91-62,066.39

Finding the Fourth Proportional to 121,189.19, 181,820.91 and 62,066.39

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Solution

The fourth proportional to 121,189.19, 181,820.91 and 62,066.39 is: 93,118.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,189.19 : 181,820.91 = 62,066.39 : x
  2. Step 2: Convert to fraction form
    121,189.19/181,820.91 = 62,066.39/x
  3. Step 3: Cross multiply
    121,189.19x = 181,820.91 × 62,066.39
  4. Step 4: Simplify right side
    121,189.19x = 11,284,967,510.21
  5. Step 5: Solve for x
    x = 11,284,967,510.21/121,189.19
  6. Step 6: Final answer
    x = 93,118.60

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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.