Home / 106,938.40-160,322.16-50,750.24

Finding the Fourth Proportional to 106,938.40, 160,322.16 and 50,750.24

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Solution

The fourth proportional to 106,938.40, 160,322.16 and 50,750.24 is: 76,084.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,938.40 : 160,322.16 = 50,750.24 : x
  2. Step 2: Convert to fraction form
    106,938.40/160,322.16 = 50,750.24/x
  3. Step 3: Cross multiply
    106,938.40x = 160,322.16 × 50,750.24
  4. Step 4: Simplify right side
    106,938.40x = 8,136,388,097.32
  5. Step 5: Solve for x
    x = 8,136,388,097.32/106,938.40
  6. Step 6: Final answer
    x = 76,084.81

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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.