Home / 192,082.28-265,088.56-107,212.08

Finding the Fourth Proportional to 192,082.28, 265,088.56 and 107,212.08

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Solution

The fourth proportional to 192,082.28, 265,088.56 and 107,212.08 is: 147,961.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,082.28 : 265,088.56 = 107,212.08 : x
  2. Step 2: Convert to fraction form
    192,082.28/265,088.56 = 107,212.08/x
  3. Step 3: Cross multiply
    192,082.28x = 265,088.56 × 107,212.08
  4. Step 4: Simplify right side
    192,082.28x = 28,420,695,901.80
  5. Step 5: Solve for x
    x = 28,420,695,901.80/192,082.28
  6. Step 6: Final answer
    x = 147,961.05

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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.