Home / 99,433.01-137,217.83-54,110.94

Finding the Fourth Proportional to 99,433.01, 137,217.83 and 54,110.94

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Solution

The fourth proportional to 99,433.01, 137,217.83 and 54,110.94 is: 74,673.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,433.01 : 137,217.83 = 54,110.94 : x
  2. Step 2: Convert to fraction form
    99,433.01/137,217.83 = 54,110.94/x
  3. Step 3: Cross multiply
    99,433.01x = 137,217.83 × 54,110.94
  4. Step 4: Simplify right side
    99,433.01x = 7,424,985,495.51
  5. Step 5: Solve for x
    x = 7,424,985,495.51/99,433.01
  6. Step 6: Final answer
    x = 74,673.25

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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.