Home / 104,050.30-143,589.91-58,730.20

Finding the Fourth Proportional to 104,050.30, 143,589.91 and 58,730.20

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Solution

The fourth proportional to 104,050.30, 143,589.91 and 58,730.20 is: 81,047.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,050.30 : 143,589.91 = 58,730.20 : x
  2. Step 2: Convert to fraction form
    104,050.30/143,589.91 = 58,730.20/x
  3. Step 3: Cross multiply
    104,050.30x = 143,589.91 × 58,730.20
  4. Step 4: Simplify right side
    104,050.30x = 8,433,064,132.28
  5. Step 5: Solve for x
    x = 8,433,064,132.28/104,050.30
  6. Step 6: Final answer
    x = 81,047.96

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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.