Home / 35,914.11-49,536.12-31,125.39

Finding the Fourth Proportional to 35,914.11, 49,536.12 and 31,125.39

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Solution

The fourth proportional to 35,914.11, 49,536.12 and 31,125.39 is: 42,931.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,914.11 : 49,536.12 = 31,125.39 : x
  2. Step 2: Convert to fraction form
    35,914.11/49,536.12 = 31,125.39/x
  3. Step 3: Cross multiply
    35,914.11x = 49,536.12 × 31,125.39
  4. Step 4: Simplify right side
    35,914.11x = 1,541,831,054.09
  5. Step 5: Solve for x
    x = 1,541,831,054.09/35,914.11
  6. Step 6: Final answer
    x = 42,931.07

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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.