Home / 161,551.44-222,935.76-89,929.08

Finding the Fourth Proportional to 161,551.44, 222,935.76 and 89,929.08

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Solution

The fourth proportional to 161,551.44, 222,935.76 and 89,929.08 is: 124,099.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,551.44 : 222,935.76 = 89,929.08 : x
  2. Step 2: Convert to fraction form
    161,551.44/222,935.76 = 89,929.08/x
  3. Step 3: Cross multiply
    161,551.44x = 222,935.76 × 89,929.08
  4. Step 4: Simplify right side
    161,551.44x = 20,048,407,795.90
  5. Step 5: Solve for x
    x = 20,048,407,795.90/161,551.44
  6. Step 6: Final answer
    x = 124,099.22

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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.