Home / 186,359.16-279,510.08-102,161.04

Finding the Fourth Proportional to 186,359.16, 279,510.08 and 102,161.04

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Solution

The fourth proportional to 186,359.16, 279,510.08 and 102,161.04 is: 153,225.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,359.16 : 279,510.08 = 102,161.04 : x
  2. Step 2: Convert to fraction form
    186,359.16/279,510.08 = 102,161.04/x
  3. Step 3: Cross multiply
    186,359.16x = 279,510.08 × 102,161.04
  4. Step 4: Simplify right side
    186,359.16x = 28,555,040,463.28
  5. Step 5: Solve for x
    x = 28,555,040,463.28/186,359.16
  6. Step 6: Final answer
    x = 153,225.85

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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.