Home / 186,384.30-279,585.67-53,284.16

Finding the Fourth Proportional to 186,384.30, 279,585.67 and 53,284.16

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Solution

The fourth proportional to 186,384.30, 279,585.67 and 53,284.16 is: 79,928.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,384.30 : 279,585.67 = 53,284.16 : x
  2. Step 2: Convert to fraction form
    186,384.30/279,585.67 = 53,284.16/x
  3. Step 3: Cross multiply
    186,384.30x = 279,585.67 × 53,284.16
  4. Step 4: Simplify right side
    186,384.30x = 14,897,487,573.99
  5. Step 5: Solve for x
    x = 14,897,487,573.99/186,384.30
  6. Step 6: Final answer
    x = 79,928.88

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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.