Home / 106,008.36-159,011.76-27,122.40

Finding the Fourth Proportional to 106,008.36, 159,011.76 and 27,122.40

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Solution

The fourth proportional to 106,008.36, 159,011.76 and 27,122.40 is: 40,683.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,008.36 : 159,011.76 = 27,122.40 : x
  2. Step 2: Convert to fraction form
    106,008.36/159,011.76 = 27,122.40/x
  3. Step 3: Cross multiply
    106,008.36x = 159,011.76 × 27,122.40
  4. Step 4: Simplify right side
    106,008.36x = 4,312,780,559.42
  5. Step 5: Solve for x
    x = 4,312,780,559.42/106,008.36
  6. Step 6: Final answer
    x = 40,683.40

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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.