Home / 67,866.64-101,799.96-39,829.36

Finding the Fourth Proportional to 67,866.64, 101,799.96 and 39,829.36

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Solution

The fourth proportional to 67,866.64, 101,799.96 and 39,829.36 is: 59,744.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,866.64 : 101,799.96 = 39,829.36 : x
  2. Step 2: Convert to fraction form
    67,866.64/101,799.96 = 39,829.36/x
  3. Step 3: Cross multiply
    67,866.64x = 101,799.96 × 39,829.36
  4. Step 4: Simplify right side
    67,866.64x = 4,054,627,254.83
  5. Step 5: Solve for x
    x = 4,054,627,254.83/67,866.64
  6. Step 6: Final answer
    x = 59,744.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.