Home / 99,371.17-137,133.96-54,050.14

Finding the Fourth Proportional to 99,371.17, 137,133.96 and 54,050.14

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Solution

The fourth proportional to 99,371.17, 137,133.96 and 54,050.14 is: 74,590.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,371.17 : 137,133.96 = 54,050.14 : x
  2. Step 2: Convert to fraction form
    99,371.17/137,133.96 = 54,050.14/x
  3. Step 3: Cross multiply
    99,371.17x = 137,133.96 × 54,050.14
  4. Step 4: Simplify right side
    99,371.17x = 7,412,109,051.08
  5. Step 5: Solve for x
    x = 7,412,109,051.08/99,371.17
  6. Step 6: Final answer
    x = 74,590.14

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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.