Home / 104,145.40-143,713.68-58,825.32

Finding the Fourth Proportional to 104,145.40, 143,713.68 and 58,825.32

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Solution

The fourth proportional to 104,145.40, 143,713.68 and 58,825.32 is: 81,175.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,145.40 : 143,713.68 = 58,825.32 : x
  2. Step 2: Convert to fraction form
    104,145.40/143,713.68 = 58,825.32/x
  3. Step 3: Cross multiply
    104,145.40x = 143,713.68 × 58,825.32
  4. Step 4: Simplify right side
    104,145.40x = 8,454,003,214.38
  5. Step 5: Solve for x
    x = 8,454,003,214.38/104,145.40
  6. Step 6: Final answer
    x = 81,175.00

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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.