Home / 70,632.05-105,948.30-17,324.23

Finding the Fourth Proportional to 70,632.05, 105,948.30 and 17,324.23

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Solution

The fourth proportional to 70,632.05, 105,948.30 and 17,324.23 is: 25,986.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,632.05 : 105,948.30 = 17,324.23 : x
  2. Step 2: Convert to fraction form
    70,632.05/105,948.30 = 17,324.23/x
  3. Step 3: Cross multiply
    70,632.05x = 105,948.30 × 17,324.23
  4. Step 4: Simplify right side
    70,632.05x = 1,835,472,716.06
  5. Step 5: Solve for x
    x = 1,835,472,716.06/70,632.05
  6. Step 6: Final answer
    x = 25,986.40

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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.