Home / 186,240.74-279,314.82-53,122.14

Finding the Fourth Proportional to 186,240.74, 279,314.82 and 53,122.14

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Solution

The fourth proportional to 186,240.74, 279,314.82 and 53,122.14 is: 79,670.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,240.74 : 279,314.82 = 53,122.14 : x
  2. Step 2: Convert to fraction form
    186,240.74/279,314.82 = 53,122.14/x
  3. Step 3: Cross multiply
    186,240.74x = 279,314.82 × 53,122.14
  4. Step 4: Simplify right side
    186,240.74x = 14,837,800,972.11
  5. Step 5: Solve for x
    x = 14,837,800,972.11/186,240.74
  6. Step 6: Final answer
    x = 79,670.01

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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.