Home / 161,566.66-222,929.40-97,867.45

Finding the Fourth Proportional to 161,566.66, 222,929.40 and 97,867.45

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Solution

The fourth proportional to 161,566.66, 222,929.40 and 97,867.45 is: 135,037.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,566.66 : 222,929.40 = 97,867.45 : x
  2. Step 2: Convert to fraction form
    161,566.66/222,929.40 = 97,867.45/x
  3. Step 3: Cross multiply
    161,566.66x = 222,929.40 × 97,867.45
  4. Step 4: Simplify right side
    161,566.66x = 21,817,531,908.03
  5. Step 5: Solve for x
    x = 21,817,531,908.03/161,566.66
  6. Step 6: Final answer
    x = 135,037.34

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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.