Home / 106,926.13-147,590.93-61,634.39

Finding the Fourth Proportional to 106,926.13, 147,590.93 and 61,634.39

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Solution

The fourth proportional to 106,926.13, 147,590.93 and 61,634.39 is: 85,074.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,926.13 : 147,590.93 = 61,634.39 : x
  2. Step 2: Convert to fraction form
    106,926.13/147,590.93 = 61,634.39/x
  3. Step 3: Cross multiply
    106,926.13x = 147,590.93 × 61,634.39
  4. Step 4: Simplify right side
    106,926.13x = 9,096,675,893.96
  5. Step 5: Solve for x
    x = 9,096,675,893.96/106,926.13
  6. Step 6: Final answer
    x = 85,074.40

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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.