Home / 83,091.05-124,625.64-23,123.51

Finding the Fourth Proportional to 83,091.05, 124,625.64 and 23,123.51

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Solution

The fourth proportional to 83,091.05, 124,625.64 and 23,123.51 is: 34,682.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,091.05 : 124,625.64 = 23,123.51 : x
  2. Step 2: Convert to fraction form
    83,091.05/124,625.64 = 23,123.51/x
  3. Step 3: Cross multiply
    83,091.05x = 124,625.64 × 23,123.51
  4. Step 4: Simplify right side
    83,091.05x = 2,881,782,117.18
  5. Step 5: Solve for x
    x = 2,881,782,117.18/83,091.05
  6. Step 6: Final answer
    x = 34,682.22

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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.