Home / 104,005.12-143,526.84-58,682.92

Finding the Fourth Proportional to 104,005.12, 143,526.84 and 58,682.92

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Solution

The fourth proportional to 104,005.12, 143,526.84 and 58,682.92 is: 80,982.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,005.12 : 143,526.84 = 58,682.92 : x
  2. Step 2: Convert to fraction form
    104,005.12/143,526.84 = 58,682.92/x
  3. Step 3: Cross multiply
    104,005.12x = 143,526.84 × 58,682.92
  4. Step 4: Simplify right side
    104,005.12x = 8,422,574,069.57
  5. Step 5: Solve for x
    x = 8,422,574,069.57/104,005.12
  6. Step 6: Final answer
    x = 80,982.30

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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.