Home / 186,217.18-279,328.37-53,097.49

Finding the Fourth Proportional to 186,217.18, 279,328.37 and 53,097.49

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Solution

The fourth proportional to 186,217.18, 279,328.37 and 53,097.49 is: 79,646.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,217.18 : 279,328.37 = 53,097.49 : x
  2. Step 2: Convert to fraction form
    186,217.18/279,328.37 = 53,097.49/x
  3. Step 3: Cross multiply
    186,217.18x = 279,328.37 × 53,097.49
  4. Step 4: Simplify right side
    186,217.18x = 14,831,633,670.66
  5. Step 5: Solve for x
    x = 14,831,633,670.66/186,217.18
  6. Step 6: Final answer
    x = 79,646.97

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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.