Home / 186,218.18-279,329.87-53,098.49

Finding the Fourth Proportional to 186,218.18, 279,329.87 and 53,098.49

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Solution

The fourth proportional to 186,218.18, 279,329.87 and 53,098.49 is: 79,648.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,218.18 : 279,329.87 = 53,098.49 : x
  2. Step 2: Convert to fraction form
    186,218.18/279,329.87 = 53,098.49/x
  3. Step 3: Cross multiply
    186,218.18x = 279,329.87 × 53,098.49
  4. Step 4: Simplify right side
    186,218.18x = 14,831,992,646.75
  5. Step 5: Solve for x
    x = 14,831,992,646.75/186,218.18
  6. Step 6: Final answer
    x = 79,648.47

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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.