Home / 106,347.42-159,521.33-99,852.03

Finding the Fourth Proportional to 106,347.42, 159,521.33 and 99,852.03

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Solution

The fourth proportional to 106,347.42, 159,521.33 and 99,852.03 is: 149,778.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,347.42 : 159,521.33 = 99,852.03 : x
  2. Step 2: Convert to fraction form
    106,347.42/159,521.33 = 99,852.03/x
  3. Step 3: Cross multiply
    106,347.42x = 159,521.33 × 99,852.03
  4. Step 4: Simplify right side
    106,347.42x = 15,928,528,878.43
  5. Step 5: Solve for x
    x = 15,928,528,878.43/106,347.42
  6. Step 6: Final answer
    x = 149,778.24

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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.