Home / 109,533.29-164,258.62-38,433.92

Finding the Fourth Proportional to 109,533.29, 164,258.62 and 38,433.92

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Solution

The fourth proportional to 109,533.29, 164,258.62 and 38,433.92 is: 57,636.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,533.29 : 164,258.62 = 38,433.92 : x
  2. Step 2: Convert to fraction form
    109,533.29/164,258.62 = 38,433.92/x
  3. Step 3: Cross multiply
    109,533.29x = 164,258.62 × 38,433.92
  4. Step 4: Simplify right side
    109,533.29x = 6,313,101,743.01
  5. Step 5: Solve for x
    x = 6,313,101,743.01/109,533.29
  6. Step 6: Final answer
    x = 57,636.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.