Home / 191,083.48-286,666.44-57,974.46

Finding the Fourth Proportional to 191,083.48, 286,666.44 and 57,974.46

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Solution

The fourth proportional to 191,083.48, 286,666.44 and 57,974.46 is: 86,974.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,083.48 : 286,666.44 = 57,974.46 : x
  2. Step 2: Convert to fraction form
    191,083.48/286,666.44 = 57,974.46/x
  3. Step 3: Cross multiply
    191,083.48x = 286,666.44 × 57,974.46
  4. Step 4: Simplify right side
    191,083.48x = 16,619,332,059.12
  5. Step 5: Solve for x
    x = 16,619,332,059.12/191,083.48
  6. Step 6: Final answer
    x = 86,974.20

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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.