Home / 99,460.29-137,266.92-55,860.02

Finding the Fourth Proportional to 99,460.29, 137,266.92 and 55,860.02

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Solution

The fourth proportional to 99,460.29, 137,266.92 and 55,860.02 is: 77,093.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,460.29 : 137,266.92 = 55,860.02 : x
  2. Step 2: Convert to fraction form
    99,460.29/137,266.92 = 55,860.02/x
  3. Step 3: Cross multiply
    99,460.29x = 137,266.92 × 55,860.02
  4. Step 4: Simplify right side
    99,460.29x = 7,667,732,515.48
  5. Step 5: Solve for x
    x = 7,667,732,515.48/99,460.29
  6. Step 6: Final answer
    x = 77,093.40

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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.