Home / 105,222.60-145,171.17-59,889.24

Finding the Fourth Proportional to 105,222.60, 145,171.17 and 59,889.24

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Solution

The fourth proportional to 105,222.60, 145,171.17 and 59,889.24 is: 82,626.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,222.60 : 145,171.17 = 59,889.24 : x
  2. Step 2: Convert to fraction form
    105,222.60/145,171.17 = 59,889.24/x
  3. Step 3: Cross multiply
    105,222.60x = 145,171.17 × 59,889.24
  4. Step 4: Simplify right side
    105,222.60x = 8,694,191,041.21
  5. Step 5: Solve for x
    x = 8,694,191,041.21/105,222.60
  6. Step 6: Final answer
    x = 82,626.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.