Home / 130,438.31-196,545.94-107,264.92

Finding the Fourth Proportional to 130,438.31, 196,545.94 and 107,264.92

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Solution

The fourth proportional to 130,438.31, 196,545.94 and 107,264.92 is: 161,628.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,438.31 : 196,545.94 = 107,264.92 : x
  2. Step 2: Convert to fraction form
    130,438.31/196,545.94 = 107,264.92/x
  3. Step 3: Cross multiply
    130,438.31x = 196,545.94 × 107,264.92
  4. Step 4: Simplify right side
    130,438.31x = 21,082,484,530.42
  5. Step 5: Solve for x
    x = 21,082,484,530.42/130,438.31
  6. Step 6: Final answer
    x = 161,628.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.