Home / 104,695.12-144,526.44-68,903.92

Finding the Fourth Proportional to 104,695.12, 144,526.44 and 68,903.92

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Solution

The fourth proportional to 104,695.12, 144,526.44 and 68,903.92 is: 95,118.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,695.12 : 144,526.44 = 68,903.92 : x
  2. Step 2: Convert to fraction form
    104,695.12/144,526.44 = 68,903.92/x
  3. Step 3: Cross multiply
    104,695.12x = 144,526.44 × 68,903.92
  4. Step 4: Simplify right side
    104,695.12x = 9,958,438,259.64
  5. Step 5: Solve for x
    x = 9,958,438,259.64/104,695.12
  6. Step 6: Final answer
    x = 95,118.46

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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.