Home / 112,965.22-169,344.14-39,041.38

Finding the Fourth Proportional to 112,965.22, 169,344.14 and 39,041.38

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Solution

The fourth proportional to 112,965.22, 169,344.14 and 39,041.38 is: 58,526.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,965.22 : 169,344.14 = 39,041.38 : x
  2. Step 2: Convert to fraction form
    112,965.22/169,344.14 = 39,041.38/x
  3. Step 3: Cross multiply
    112,965.22x = 169,344.14 × 39,041.38
  4. Step 4: Simplify right side
    112,965.22x = 6,611,428,073.79
  5. Step 5: Solve for x
    x = 6,611,428,073.79/112,965.22
  6. Step 6: Final answer
    x = 58,526.23

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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.