Home / 106,526.26-147,006.08-58,779.57

Finding the Fourth Proportional to 106,526.26, 147,006.08 and 58,779.57

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Solution

The fourth proportional to 106,526.26, 147,006.08 and 58,779.57 is: 81,115.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,526.26 : 147,006.08 = 58,779.57 : x
  2. Step 2: Convert to fraction form
    106,526.26/147,006.08 = 58,779.57/x
  3. Step 3: Cross multiply
    106,526.26x = 147,006.08 × 58,779.57
  4. Step 4: Simplify right side
    106,526.26x = 8,640,954,564.93
  5. Step 5: Solve for x
    x = 8,640,954,564.93/106,526.26
  6. Step 6: Final answer
    x = 81,115.72

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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.