Home / 161,090.02-222,301.02-89,467.59

Finding the Fourth Proportional to 161,090.02, 222,301.02 and 89,467.59

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Solution

The fourth proportional to 161,090.02, 222,301.02 and 89,467.59 is: 123,463.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,090.02 : 222,301.02 = 89,467.59 : x
  2. Step 2: Convert to fraction form
    161,090.02/222,301.02 = 89,467.59/x
  3. Step 3: Cross multiply
    161,090.02x = 222,301.02 × 89,467.59
  4. Step 4: Simplify right side
    161,090.02x = 19,888,736,513.94
  5. Step 5: Solve for x
    x = 19,888,736,513.94/161,090.02
  6. Step 6: Final answer
    x = 123,463.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.