Home / 105,799.24-146,004.30-58,051.72

Finding the Fourth Proportional to 105,799.24, 146,004.30 and 58,051.72

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Solution

The fourth proportional to 105,799.24, 146,004.30 and 58,051.72 is: 80,112.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,799.24 : 146,004.30 = 58,051.72 : x
  2. Step 2: Convert to fraction form
    105,799.24/146,004.30 = 58,051.72/x
  3. Step 3: Cross multiply
    105,799.24x = 146,004.30 × 58,051.72
  4. Step 4: Simplify right side
    105,799.24x = 8,475,800,742.40
  5. Step 5: Solve for x
    x = 8,475,800,742.40/105,799.24
  6. Step 6: Final answer
    x = 80,112.11

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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.