Home / 186,699.08-279,797.52-102,332.72

Finding the Fourth Proportional to 186,699.08, 279,797.52 and 102,332.72

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Solution

The fourth proportional to 186,699.08, 279,797.52 and 102,332.72 is: 153,361.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,699.08 : 279,797.52 = 102,332.72 : x
  2. Step 2: Convert to fraction form
    186,699.08/279,797.52 = 102,332.72/x
  3. Step 3: Cross multiply
    186,699.08x = 279,797.52 × 102,332.72
  4. Step 4: Simplify right side
    186,699.08x = 28,632,441,270.85
  5. Step 5: Solve for x
    x = 28,632,441,270.85/186,699.08
  6. Step 6: Final answer
    x = 153,361.45

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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.