Home / 104,057.13-143,599.31-58,737.02

Finding the Fourth Proportional to 104,057.13, 143,599.31 and 58,737.02

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Solution

The fourth proportional to 104,057.13, 143,599.31 and 58,737.02 is: 81,057.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,057.13 : 143,599.31 = 58,737.02 : x
  2. Step 2: Convert to fraction form
    104,057.13/143,599.31 = 58,737.02/x
  3. Step 3: Cross multiply
    104,057.13x = 143,599.31 × 58,737.02
  4. Step 4: Simplify right side
    104,057.13x = 8,434,595,543.46
  5. Step 5: Solve for x
    x = 8,434,595,543.46/104,057.13
  6. Step 6: Final answer
    x = 81,057.35

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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.