Home / 161,088.71-222,296.27-89,473.32

Finding the Fourth Proportional to 161,088.71, 222,296.27 and 89,473.32

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Solution

The fourth proportional to 161,088.71, 222,296.27 and 89,473.32 is: 123,469.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,088.71 : 222,296.27 = 89,473.32 : x
  2. Step 2: Convert to fraction form
    161,088.71/222,296.27 = 89,473.32/x
  3. Step 3: Cross multiply
    161,088.71x = 222,296.27 × 89,473.32
  4. Step 4: Simplify right side
    161,088.71x = 19,889,584,853.15
  5. Step 5: Solve for x
    x = 19,889,584,853.15/161,088.71
  6. Step 6: Final answer
    x = 123,469.77

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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.