Home / 104,098.23-143,655.73-56,351.77

Finding the Fourth Proportional to 104,098.23, 143,655.73 and 56,351.77

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Solution

The fourth proportional to 104,098.23, 143,655.73 and 56,351.77 is: 77,765.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,098.23 : 143,655.73 = 56,351.77 : x
  2. Step 2: Convert to fraction form
    104,098.23/143,655.73 = 56,351.77/x
  3. Step 3: Cross multiply
    104,098.23x = 143,655.73 × 56,351.77
  4. Step 4: Simplify right side
    104,098.23x = 8,095,254,156.12
  5. Step 5: Solve for x
    x = 8,095,254,156.12/104,098.23
  6. Step 6: Final answer
    x = 77,765.53

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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.