Home / 79,470.12-119,094.32-59,725.56

Finding the Fourth Proportional to 79,470.12, 119,094.32 and 59,725.56

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Solution

The fourth proportional to 79,470.12, 119,094.32 and 59,725.56 is: 89,505.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,470.12 : 119,094.32 = 59,725.56 : x
  2. Step 2: Convert to fraction form
    79,470.12/119,094.32 = 59,725.56/x
  3. Step 3: Cross multiply
    79,470.12x = 119,094.32 × 59,725.56
  4. Step 4: Simplify right side
    79,470.12x = 7,112,974,954.82
  5. Step 5: Solve for x
    x = 7,112,974,954.82/79,470.12
  6. Step 6: Final answer
    x = 89,505.02

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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.