Home / 106,941.90-147,595.38-61,611.06

Finding the Fourth Proportional to 106,941.90, 147,595.38 and 61,611.06

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Solution

The fourth proportional to 106,941.90, 147,595.38 and 61,611.06 is: 85,032.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,941.90 : 147,595.38 = 61,611.06 : x
  2. Step 2: Convert to fraction form
    106,941.90/147,595.38 = 61,611.06/x
  3. Step 3: Cross multiply
    106,941.90x = 147,595.38 × 61,611.06
  4. Step 4: Simplify right side
    106,941.90x = 9,093,507,812.90
  5. Step 5: Solve for x
    x = 9,093,507,812.90/106,941.90
  6. Step 6: Final answer
    x = 85,032.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.