Home / 191,083.98-286,667.19-57,974.94

Finding the Fourth Proportional to 191,083.98, 286,667.19 and 57,974.94

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Solution

The fourth proportional to 191,083.98, 286,667.19 and 57,974.94 is: 86,974.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,083.98 : 286,667.19 = 57,974.94 : x
  2. Step 2: Convert to fraction form
    191,083.98/286,667.19 = 57,974.94/x
  3. Step 3: Cross multiply
    191,083.98x = 286,667.19 × 57,974.94
  4. Step 4: Simplify right side
    191,083.98x = 16,619,513,140.22
  5. Step 5: Solve for x
    x = 16,619,513,140.22/191,083.98
  6. Step 6: Final answer
    x = 86,974.92

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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.