Home / 186,068.07-279,102.17-45,826.70

Finding the Fourth Proportional to 186,068.07, 279,102.17 and 45,826.70

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Solution

The fourth proportional to 186,068.07, 279,102.17 and 45,826.70 is: 68,740.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,068.07 : 279,102.17 = 45,826.70 : x
  2. Step 2: Convert to fraction form
    186,068.07/279,102.17 = 45,826.70/x
  3. Step 3: Cross multiply
    186,068.07x = 279,102.17 × 45,826.70
  4. Step 4: Simplify right side
    186,068.07x = 12,790,330,132.99
  5. Step 5: Solve for x
    x = 12,790,330,132.99/186,068.07
  6. Step 6: Final answer
    x = 68,740.06

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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.