Home / 106,150.29-146,489.63-58,403.72

Finding the Fourth Proportional to 106,150.29, 146,489.63 and 58,403.72

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Solution

The fourth proportional to 106,150.29, 146,489.63 and 58,403.72 is: 80,598.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,150.29 : 146,489.63 = 58,403.72 : x
  2. Step 2: Convert to fraction form
    106,150.29/146,489.63 = 58,403.72/x
  3. Step 3: Cross multiply
    106,150.29x = 146,489.63 × 58,403.72
  4. Step 4: Simplify right side
    106,150.29x = 8,555,539,333.42
  5. Step 5: Solve for x
    x = 8,555,539,333.42/106,150.29
  6. Step 6: Final answer
    x = 80,598.36

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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.