Home / 161,350.12-222,762.78-104,009.81

Finding the Fourth Proportional to 161,350.12, 222,762.78 and 104,009.81

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Solution

The fourth proportional to 161,350.12, 222,762.78 and 104,009.81 is: 143,597.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,350.12 : 222,762.78 = 104,009.81 : x
  2. Step 2: Convert to fraction form
    161,350.12/222,762.78 = 104,009.81/x
  3. Step 3: Cross multiply
    161,350.12x = 222,762.78 × 104,009.81
  4. Step 4: Simplify right side
    161,350.12x = 23,169,514,979.78
  5. Step 5: Solve for x
    x = 23,169,514,979.78/161,350.12
  6. Step 6: Final answer
    x = 143,597.76

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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.