Home / 106,355.08-146,771-58,610.12

Finding the Fourth Proportional to 106,355.08, 146,771 and 58,610.12

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Solution

The fourth proportional to 106,355.08, 146,771 and 58,610.12 is: 80,882.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,355.08 : 146,771 = 58,610.12 : x
  2. Step 2: Convert to fraction form
    106,355.08/146,771 = 58,610.12/x
  3. Step 3: Cross multiply
    106,355.08x = 146,771 × 58,610.12
  4. Step 4: Simplify right side
    106,355.08x = 8,602,265,922.52
  5. Step 5: Solve for x
    x = 8,602,265,922.52/106,355.08
  6. Step 6: Final answer
    x = 80,882.51

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1.5x scale

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.