Home / 186,232.21-279,302.07-53,113.62

Finding the Fourth Proportional to 186,232.21, 279,302.07 and 53,113.62

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Solution

The fourth proportional to 186,232.21, 279,302.07 and 53,113.62 is: 79,657.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,232.21 : 279,302.07 = 53,113.62 : x
  2. Step 2: Convert to fraction form
    186,232.21/279,302.07 = 53,113.62/x
  3. Step 3: Cross multiply
    186,232.21x = 279,302.07 × 53,113.62
  4. Step 4: Simplify right side
    186,232.21x = 14,834,743,745.63
  5. Step 5: Solve for x
    x = 14,834,743,745.63/186,232.21
  6. Step 6: Final answer
    x = 79,657.24

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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.