Home / 161,036.64-222,214.32-94,007.52

Finding the Fourth Proportional to 161,036.64, 222,214.32 and 94,007.52

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Solution

The fourth proportional to 161,036.64, 222,214.32 and 94,007.52 is: 129,720.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,036.64 : 222,214.32 = 94,007.52 : x
  2. Step 2: Convert to fraction form
    161,036.64/222,214.32 = 94,007.52/x
  3. Step 3: Cross multiply
    161,036.64x = 222,214.32 × 94,007.52
  4. Step 4: Simplify right side
    161,036.64x = 20,889,817,131.69
  5. Step 5: Solve for x
    x = 20,889,817,131.69/161,036.64
  6. Step 6: Final answer
    x = 129,720.90

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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.