Home / 106,250.72-146,675.76-61,530.08

Finding the Fourth Proportional to 106,250.72, 146,675.76 and 61,530.08

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Solution

The fourth proportional to 106,250.72, 146,675.76 and 61,530.08 is: 84,940.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,250.72 : 146,675.76 = 61,530.08 : x
  2. Step 2: Convert to fraction form
    106,250.72/146,675.76 = 61,530.08/x
  3. Step 3: Cross multiply
    106,250.72x = 146,675.76 × 61,530.08
  4. Step 4: Simplify right side
    106,250.72x = 9,024,971,246.86
  5. Step 5: Solve for x
    x = 9,024,971,246.86/106,250.72
  6. Step 6: Final answer
    x = 84,940.33

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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.