Home / 186,285.70-279,422.06-59,934.51

Finding the Fourth Proportional to 186,285.70, 279,422.06 and 59,934.51

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Solution

The fourth proportional to 186,285.70, 279,422.06 and 59,934.51 is: 89,899.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,285.70 : 279,422.06 = 59,934.51 : x
  2. Step 2: Convert to fraction form
    186,285.70/279,422.06 = 59,934.51/x
  3. Step 3: Cross multiply
    186,285.70x = 279,422.06 × 59,934.51
  4. Step 4: Simplify right side
    186,285.70x = 16,747,023,163.74
  5. Step 5: Solve for x
    x = 16,747,023,163.74/186,285.70
  6. Step 6: Final answer
    x = 89,899.67

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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.