Home / 186,299.24-279,425.76-53,191.16

Finding the Fourth Proportional to 186,299.24, 279,425.76 and 53,191.16

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Solution

The fourth proportional to 186,299.24, 279,425.76 and 53,191.16 is: 79,780.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,299.24 : 279,425.76 = 53,191.16 : x
  2. Step 2: Convert to fraction form
    186,299.24/279,425.76 = 53,191.16/x
  3. Step 3: Cross multiply
    186,299.24x = 279,425.76 × 53,191.16
  4. Step 4: Simplify right side
    186,299.24x = 14,862,980,308.28
  5. Step 5: Solve for x
    x = 14,862,980,308.28/186,299.24
  6. Step 6: Final answer
    x = 79,780.14

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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.