Home / 161,796.06-242,530.59-66,895.29

Finding the Fourth Proportional to 161,796.06, 242,530.59 and 66,895.29

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Solution

The fourth proportional to 161,796.06, 242,530.59 and 66,895.29 is: 100,275.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,796.06 : 242,530.59 = 66,895.29 : x
  2. Step 2: Convert to fraction form
    161,796.06/242,530.59 = 66,895.29/x
  3. Step 3: Cross multiply
    161,796.06x = 242,530.59 × 66,895.29
  4. Step 4: Simplify right side
    161,796.06x = 16,224,154,151.92
  5. Step 5: Solve for x
    x = 16,224,154,151.92/161,796.06
  6. Step 6: Final answer
    x = 100,275.34

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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.